nhimc.or.kr SEO report

국민건강보험 일산병원

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46/ 100

OVERALL SEO SCORE

Review your next improvements

Checks are based on public HTML and responses. Review the evidence and recommended actions below.

Passed13
Needs review17
Not checked1
Analyzed Checks 31

The score excludes checks that could not be completed.

Screenshot

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nhimc.or.kr
nhimc.or.kr Screenshot

NEXT STEPS

Recommended next steps

Up to four findings, ordered by check weight.

Detailed findings

Review the observed values, context and actions for each check.

02

Content and images

5 checks

Headings

Passed
H1 1 / H2 6 / H3 3

Headings organize a page into a main topic and supporting sections. This tool checks for one H1 and shows the saved H2-H6 structure.

Keep in mind

Use H1 for the main subject and H2/H3 for logical subsections, rather than selecting levels for visual size alone.

Image alt

Needs review
61 images; 40 with non-empty alt; 21 empty or missing

Alternative text conveys an image’s meaning. The count includes images with non-empty alt text.

Recommended action

Describe informative images in context. Empty alt="" can be appropriate for decorative images, so inspect their purpose before changing them.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg

HTML response line 3650 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[1]

Find the img tag using this URL. Describe informative content, or explicitly use empty alt for a decorative image. The text below is a placeholder; preserve existing classes, dimensions and other attributes.

View evidence and example changes
Observed content
<img src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BC.jpg" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg" alt="Describe the actual image content">

For a decorative image:
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg" alt="">

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg

HTML response line 3651 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[2]

Find the img tag using this URL. Describe informative content, or explicitly use empty alt for a decorative image. The text below is a placeholder; preserve existing classes, dimensions and other attributes.

View evidence and example changes
Observed content
<img class="mo" src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BCm.jpg" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg" alt="Describe the actual image content">

For a decorative image:
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg" alt="">

Targethttps://www.nhimc.or.kr/_upload/banner/img_pc_visual03_20251218_1766981112769.png

HTML response line 3668 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[2]/a/img[1]

Find the img tag using this URL. Describe informative content, or explicitly use empty alt for a decorative image. The text below is a placeholder; preserve existing classes, dimensions and other attributes.

View evidence and example changes
Observed content
<img src="/_upload/banner/img_pc_visual03_20251218_1766981112769.png" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/img_pc_visual03_20251218_1766981112769.png" alt="Describe the actual image content">

For a decorative image:
<img src="https://www.nhimc.or.kr/_upload/banner/img_pc_visual03_20251218_1766981112769.png" alt="">

Targethttps://www.nhimc.or.kr/_upload/banner/img_mo_visua03l_20251218.png

HTML response line 3669 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[2]/a/img[2]

Find the img tag using this URL. Describe informative content, or explicitly use empty alt for a decorative image. The text below is a placeholder; preserve existing classes, dimensions and other attributes.

View evidence and example changes
Observed content
<img class="mo" src="/_upload/banner/img_mo_visua03l_20251218.png" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/img_mo_visua03l_20251218.png" alt="Describe the actual image content">

For a decorative image:
<img src="https://www.nhimc.or.kr/_upload/banner/img_mo_visua03l_20251218.png" alt="">

Targethttps://www.nhimc.or.kr/common/front/kor/images/main/ico_vis_mascot.png

HTML response line 3810 · /html/body/div[2]/div[2]/article/section[1]/div[2]/div/div/div/div/div[2]/div/div[2]/i/img

Find the img tag using this URL. Describe informative content, or explicitly use empty alt for a decorative image. The text below is a placeholder; preserve existing classes, dimensions and other attributes.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/main/ico_vis_mascot.png" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/common/front/kor/images/main/ico_vis_mascot.png" alt="Describe the actual image content">

For a decorative image:
<img src="https://www.nhimc.or.kr/common/front/kor/images/main/ico_vis_mascot.png" alt="">

21 targets; the first five are shown. Review the full saved list in the details below.

Language

Passed
ko

The html lang attribute identifies the document’s primary language and helps assistive software select pronunciation.

Keep in mind

Match lang to the main content and mark passages written in another language as appropriate.

Charset

Passed
UTF-8

The encoding declaration tells clients how to decode text. It must match the actual response bytes.

Keep in mind

Keep the HTTP or HTML charset declaration consistent with the file encoding; use UTF-8 for UTF-8 content.

Text/HTML ratio

Needs review
3.48%

Tool reference range 15-70%; not an official ranking threshold.

This compares visible text length with HTML length. It cannot determine content quality or rankings on its own.

Recommended action

Do not add filler text to target a ratio. Check for useful HTML content and unnecessary markup.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/

main / body

Check whether main content exists in the initial HTML. Consider server rendering for missing core text; do not add filler to target a ratio.

View evidence and example changes
Observed content
3.48%

Heading structure

Saved headings, up to 50 per level. Expand the H2-H6 lists when needed.

H11
H26
H33
H45
H51
H63
H1

H2 6View headings
  1. 통합검색
  2. 일산병원 메뉴
  3. 사이트맵
  4. 개인정보 동의
  5. 상담 신청 안내
  6. 건강검진 예약 안내
H3 3View headings
  1. 병원소식
  2. 국가검진 예약
  3. 종합검진 예약
H4 5View headings
  1. 온라인 진료예약
  2. 첫 진료예약 상담
  3. 의료진/진료과 찾기
  4. 제증명 발급, 오시는 길
  5. 로그인
H5 1View headings
  1. Family Site
H6 3View headings
  1. 필수 입력이름
  2. 필수 입력연락처
  3. 필수 입력보안문자
Images and alternative text61 saved

Up to 100 images are saved. Review an image’s purpose when its alt text is empty.

URLImage alt
https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png국민건강보험 일산병원
https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png국민건강보험 일산병원
https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png국민건강보험 일산병원
https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpgEmpty or missing
https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpgEmpty or missing
https://www.nhimc.or.kr/_upload/banner/img_pc_visual03_20251218_1766981112769.pngEmpty or missing
https://www.nhimc.or.kr/_upload/banner/img_mo_visua03l_20251218.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/main/ico_rsrvtn_arw.png상담 신청하기
https://www.nhimc.or.kr/common/front/kor/images/main/ico_vis_mascot.pngEmpty or missing
https://www.nhimc.or.kr/캡챠이미지
https://www.nhimc.or.kr/common/front/kor/images/ico/ico_reset.png보안문자 새로고침
https://www.nhimc.or.kr/common/front/kor/images/main/main_icon_custom.png진료예약전화 아이콘
https://www.nhimc.or.kr/_upload/banner/KakaoTalk_20221215_152311188_1712220430978.png국가검진센터. 선택이 아닌 필수! 국가검진, 건강 100세를 위한 지름길입니다.
https://www.nhimc.or.kr/_upload/banner/KakaoTalk_20221215_152311188_01_1672882999061_1712221000698.png종합검진센터. 정확하고 편안한 건강검진, 평생건강을 함께하는 건강지킴이
https://www.nhimc.or.kr/_upload/banner/호스피스센터_1712221027941.jpg호스피스센터. 소중한 당신을 위해 정성을 다 하겠습니다.
https://www.nhimc.or.kr/_upload/banner/신장내과_김효정_02.jpg신장내과 김효정
https://www.nhimc.or.kr/_upload/banner/심장내과_김무준_02_1776384915791.jpg심장내과 김무준
https://www.nhimc.or.kr/_upload/banner/정신건강의학과_심송주.jpg정신건강의학과 심송주
https://www.nhimc.or.kr/_upload/banner/소아청소년과_황종희_02.jpg소아청소년과 황종희
https://www.nhimc.or.kr/_upload/banner/외과_김지수_02.jpg외과 김지수
https://www.nhimc.or.kr/_upload/banner/치과_오현정_02_1776385065271.jpg치과 오현정
https://www.nhimc.or.kr/_upload/banner/정형외과_박경현_02_1776385093023.jpg정형외과 박경현
https://www.nhimc.or.kr/_upload/banner/261023_사보2026년가을호발행_배너.jpg사보 문안 가을호 발행
https://www.nhimc.or.kr/_upload/banner/260921_펄스전기장절제술100례달성_배너.jpg심방세동 펄스 전기장 절제술 100례 달성
https://www.nhimc.or.kr/_upload/banner/260812_11회연속급성기뇌졸중적정성평가1등급_배너 (1).jpg급성기 뇌졸중 적정성 평가 11회 연속 1등급 획득
https://www.nhimc.or.kr/_upload/banner/260812_약제급여적정성평가3년연속1등급_배너.jpg약제급여 적정성평가 3년 연속 1등급 획득
https://www.nhimc.or.kr/_upload/banner/260731_소셜아이어워드의료분야인스타그램부문2년연속대상수상_배너.jpg소셜아이어워드 의료분야 인스타그램 부문 2년 연속 대상 수상
https://www.nhimc.or.kr/_upload/banner/260727_다큐멘터리3일다시보기안내_배너.jpg'다큐멘터리 3일' 방송 다시보기
https://www.nhimc.or.kr/_upload/banner/260713_신생아중환자실적정평가1등급_배너.jpg신생아중환자실 적정성평가 4회 연속 1등급 획득
https://www.nhimc.or.kr/_upload/banner/260710_쿠키뉴스기사보도_배너.jpg일산병원 쇼크앤트라우마팀이 바꾼 중증 진료 - 쿠키뉴스 보도
https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_배너.jpg카카오톡 케어챗
https://www.nhimc.or.kr/_upload/banner/03_260520_interview_banner.jpg언론이 주목한 일산병원의 미래 (경향신문보도 - 병원장 인터뷰)
https://www.nhimc.or.kr/_upload/banner/260427_lung_banner (1).jpg2026년 국가건강검진 폐기능검사 추가
http://img.youtube.com/vi/AjMF3DlgpD8/0.jpgEmpty or missing
http://img.youtube.com/vi/Fzm6EEVIb60/0.jpgEmpty or missing
http://img.youtube.com/vi/8YTIDCwPQoA/0.jpgEmpty or missing
http://img.youtube.com/vi/l6tHaMO0AFI/0.jpgEmpty or missing
http://img.youtube.com/vi/S36hPcsgVQw/0.jpgEmpty or missing
http://img.youtube.com/vi/yup1XF_RrUM/0.jpgEmpty or missing
http://img.youtube.com/vi/W6Gwury8Rbg/0.jpgEmpty or missing
http://img.youtube.com/vi/C9v3rUUnlWQ/0.jpgEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/subTv/sample/main/ico_main_video_prev_arw.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/subTv/sample/main/ico_main_video_next_arw.pngEmpty or missing
https://i.ytimg.com/vi/87Leg0LZYKA/oar2.jpg무릎에서 뚝 소리가? 슬개골 스트레칭
https://i.ytimg.com/vi/fqIJbb2RYck/oar2.jpg러닝 통증 예방 고관절 스트레칭
https://i.ytimg.com/vi/PWlaVOumnCg/oar2.jpg췌장암의 원인은 무엇일까요?
https://i.ytimg.com/vi/YkmOorXtVt0/oar2.jpg하루 1분 건강지식 '침샘 종양'
https://i.ytimg.com/vi/9MS6Yz_OzVw/oar2.jpg다한증 때문에 시험 망쳤어요 시험장에서 생긴 일
https://www.nhimc.or.kr/common/front/kor/images/subTv/sample/main/ico_main_video_prev_arw.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/subTv/sample/main/ico_main_video_next_arw.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/main/ico_health_check_01.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/main/ico_health_check_plus.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/main/ico_health_check_02.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/main/ico_health_check_plus.pngEmpty or missing
https://www.nhimc.or.kr/common/front/kor/images/popup/pop_ie_notice.jpg인터넷익스플로러 브라우저 관련 사용 안내. MS(마이크로소프트)사 기술지원 및 보안 업데이트 종료로 인하여 국민건강보험 일산병원 홈페이지 일부기능이 원활하지 않거나 다르게 보여질수 있습니다. 권장 브라우저인 크롬 브라우저 또는 엣지 브라우저로 업데이트 해주시기 바랍니다.
https://www.nhimc.or.kr/common/front/kor/images/popup/pop_ie_notice_btn_0101.png구글크롬 설치 바로가기
https://www.nhimc.or.kr/common/front/kor/images/popup/pop_ie_notice_btn_0102.png엣지브라우저 설치 바로가기
https://www.nhimc.or.kr/common/front/kor/images/popup/pop_ie_notice_btn_0103.png확인
https://www.nhimc.or.kr/common/front/kor/images/popup/img_popup_mo_20261002.jpg2026년 10월 휴진 안내
https://www.nhimc.or.kr/common/front/kor/images/comm/ft_certLogo_01.png보건복지부 인증의료기관
https://www.nhimc.or.kr/common/front/kor/images/comm/ft_certLogo_02_20260316.png과학기술정보통신부
KeywordsFrequency and metadata

Word occurrence counts from extracted content, not search demand or keyword rankings.

예약16 일산병원15 작성일202615 진료과13 play13 진료예약12 국민건강보험9 안내9 닫기8 로그인7 조회7 최상의7 진료와7 연구를7 국민보건7 향상을7 힘을7 쏟겠습니다7 의료진7 병원소개7

Meta keywords · 국민건강보험 일산병원

Meta keywords do not contribute to this tool’s score.

04

Mobile experience

5 checks

Viewport

Passed
width=device-width, maximum-scale=1.0, user-scalable=yes

Viewport metadata enables device-width layouts. It is not a test of real mobile layout or touch targets.

Keep in mind

Check width=device-width, then inspect overflow, zoom, forms and buttons on a small screen.

Favicon

Passed
The current check passed.

This detects a link declaration for a browser icon, rather than verifying its rendered appearance.

Keep in mind

Check that the icon file loads and remains recognizable on light and dark browser surfaces.

Apple touch icon

Needs review
The expected configuration was not detected.

This detects a touch icon declaration for saved home-screen shortcuts.

Recommended action

Review the icon’s dimensions, padding and background, then inspect it on an actual device.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/

Response HTML <head>

Prepare a home-screen icon and declare its real path rather than adding a tag without a file.

View evidence and example changes
Example - adapt to the actual content and environment
<link rel="apple-touch-icon" href="/apple-touch-icon.png">

Modern images

Needs review
0/61

This detects WebP/AVIF from img src/srcset extensions and picture source types. Images whose format cannot be inferred from HTML, such as extensionless CDN URLs, may not be reflected in the count.

Recommended action

Compare quality and file size, and inspect the actual delivered format in browser developer tools.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 716 · /html/body/div[2]/header/div[2]/div/h1/a/img

Convert this file to WebP/AVIF and use the actual converted URL. Do not merely rename its extension. Keep it if the CDN already serves a modern format.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<picture>
  <source srcset="[converted-image.webp]" type="image/webp">
  <img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
</picture>

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 2228 · /html/body/div[2]/div[1]/div/div[1]/div/div/a/img

Convert this file to WebP/AVIF and use the actual converted URL. Do not merely rename its extension. Keep it if the CDN already serves a modern format.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<picture>
  <source srcset="[converted-image.webp]" type="image/webp">
  <img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
</picture>

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 2244 · /html/body/div[2]/div[1]/div/div[2]/div[1]/div/div/a/img

Convert this file to WebP/AVIF and use the actual converted URL. Do not merely rename its extension. Keep it if the CDN already serves a modern format.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<picture>
  <source srcset="[converted-image.webp]" type="image/webp">
  <img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
</picture>

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg

HTML response line 3650 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[1]

Convert this file to WebP/AVIF and use the actual converted URL. Do not merely rename its extension. Keep it if the CDN already serves a modern format.

View evidence and example changes
Observed content
<img src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BC.jpg" alt="">
Example - adapt to the actual content and environment
<picture>
  <source srcset="[converted-image.webp]" type="image/webp">
  <img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg" alt="">
</picture>

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg

HTML response line 3651 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[2]

Convert this file to WebP/AVIF and use the actual converted URL. Do not merely rename its extension. Keep it if the CDN already serves a modern format.

View evidence and example changes
Observed content
<img class="mo" src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BCm.jpg" alt="">
Example - adapt to the actual content and environment
<picture>
  <source srcset="[converted-image.webp]" type="image/webp">
  <img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg" alt="">
</picture>

61 targets; the first five are shown. Review the full saved list in the details below.

Lazy loading

Needs review
0/61

This detects loading="lazy" on img elements. Pages with few images can pass the tool’s heuristic without it.

Recommended action

Consider lazy loading below-the-fold images while keeping prominent first-screen images promptly available.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 716 · /html/body/div[2]/header/div[2]/div/h1/a/img

Add loading="lazy" only if this image is below the initial viewport. Keep prominent initial-viewport images eager.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원" loading="lazy">

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 2228 · /html/body/div[2]/div[1]/div/div[1]/div/div/a/img

Add loading="lazy" only if this image is below the initial viewport. Keep prominent initial-viewport images eager.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원" loading="lazy">

Targethttps://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png

HTML response line 2244 · /html/body/div[2]/div[1]/div/div[2]/div[1]/div/div/a/img

Add loading="lazy" only if this image is below the initial viewport. Keep prominent initial-viewport images eager.

View evidence and example changes
Observed content
<img src="/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/common/front/kor/images/comm/logo_hd.png" alt="국민건강보험 일산병원" loading="lazy">

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg

HTML response line 3650 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[1]

Add loading="lazy" only if this image is below the initial viewport. Keep prominent initial-viewport images eager.

View evidence and example changes
Observed content
<img src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BC.jpg" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼.jpg" alt="" loading="lazy">

Targethttps://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg

HTML response line 3651 · /html/body/div[2]/div[2]/article/section[1]/div[1]/div/div/ul/li[1]/a/img[2]

Add loading="lazy" only if this image is below the initial viewport. Keep prominent initial-viewport images eager.

View evidence and example changes
Observed content
<img class="mo" src="/_upload/banner/260623_%EC%B9%B4%EC%B9%B4%EC%98%A4%ED%86%A1%EC%BC%80%EC%96%B4%EC%B1%97_%EB%A9%94%EC%9D%B8%EB%B9%84%EC%A3%BC%EC%96%BCm.jpg" alt="">
Example - adapt to the actual content and environment
<img src="https://www.nhimc.or.kr/_upload/banner/260623_카카오톡케어챗_메인비주얼m.jpg" alt="" loading="lazy">

61 targets; the first five are shown. Review the full saved list in the details below.

05

Technical checks

8 checks

Doctype

Passed
html

The doctype declaration helps browsers render HTML in standards mode.

Keep in mind

Place <!doctype html> at the start of the document and check for unintended output before it.

CSS files

Needs review
9

Tool heuristic: up to 4 external files

This counts external stylesheet declarations. Count alone does not measure transfer size, caching or render blocking.

Recommended action

Inspect duplicate or unused CSS and render blocking, then prioritize changes using actual performance measurements.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/common/front/kor/css/jquery-ui.css

HTML response line 42 · /html/head/link[2]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<link type="text/css" rel="stylesheet" href="/common/front/kor/css/jquery-ui.css">

Targethttps://www.nhimc.or.kr/common/front/kor/css/swiper.min.css

HTML response line 43 · /html/head/link[3]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<link type="text/css" rel="stylesheet" href="/common/front/kor/css/swiper.min.css">

Targethttps://www.nhimc.or.kr/common/front/kor/css/default.css?dt=20261014

HTML response line 44 · /html/head/link[4]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<link type="text/css" rel="stylesheet" href="/common/front/kor/css/default.css?dt=20261014">

Targethttps://www.nhimc.or.kr/common/front/kor/css/main.css?dt=20261023

HTML response line 48 · /html/head/link[5]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<link rel="stylesheet" href="/common/front/kor/css/main.css?dt=20261023">

Targethttps://www.nhimc.or.kr/common/front/kor/css/mo_main.css?dt=20261002

HTML response line 49 · /html/head/link[6]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<link type="text/css" rel="stylesheet" href="/common/front/kor/css/mo_main.css?dt=20261002">

9 targets; the first five are shown. Review the full saved list in the details below.

JavaScript files

Needs review
11

Tool heuristic: up to 6 external files

This counts script elements with src attributes. File count alone cannot measure execution cost or responsiveness.

Recommended action

Review duplicated scripts and expensive startup work; consider defer, async or delayed execution where appropriate.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/common/front/kor/js/jquery-1.12.4.js

HTML response line 56 · /html/head/script[1]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<script type="text/javascript" src="/common/front/kor/js/jquery-1.12.4.js"></script>

Targethttps://www.nhimc.or.kr/common/front/kor/js/jquery-ui.min.js

HTML response line 57 · /html/head/script[2]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<script type="text/javascript" src="/common/front/kor/js/jquery-ui.min.js"></script>

Targethttps://www.nhimc.or.kr/common/front/kor/js/swiper.min.js

HTML response line 58 · /html/head/script[3]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<script type="text/javascript" src="/common/front/kor/js/swiper.min.js"></script>

Targethttps://www.nhimc.or.kr/common/front/kor/js/module/param.js

HTML response line 59 · /html/head/script[4]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<script type="text/javascript" src="/common/front/kor/js/module/param.js"></script>

Targethttps://www.nhimc.or.kr/common/front/kor/js/design.js

HTML response line 60 · /html/head/script[5]

This file is referenced by the page. Find duplicate tags and remove or conditionally load files that are unused here. File count alone does not establish a defect in this file.

View evidence and example changes
Observed content
<script type="text/javascript" src="/common/front/kor/js/design.js"></script>

11 targets; the first five are shown. Review the full saved list in the details below.

Compression

Needs review
The expected configuration was not detected.

This checks the HTML Content-Encoding header. Compression can reduce transfer size, with savings depending on the response.

Recommended action

Review text compression on the server or CDN, treating already compressed image formats separately.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/

Server / CDN compression settings

Enable actual gzip/Brotli compression for this response and verify transfer size. Do not manually add Content-Encoding without compressing the body.

View evidence and example changes
Example - adapt to the actual content and environment
Content-Encoding: gzip

Security headers

Needs review
1/6

Tool heuristic: at least 3 of 6 selected headers present

This detects selected security-related response headers. Their count does not establish policy quality or protection.

Recommended action

Review CSP, HSTS and other values for the application, then test for blocked resources or broken functionality.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/

Web server / CDN response headers

These headers were absent. Configure response headers in the actual server/CDN settings: .htaccess or VirtualHost for Apache, or the Nginx server block. Validate the two example headers first; design CSP/HSTS for the real resources and HTTPS policy. The actual server configuration path is not visible to this tool.

View evidence and example changes
Observed content
strict-transport-security
content-security-policy
x-content-type-options
referrer-policy
permissions-policy
Example - adapt to the actual content and environment
X-Content-Type-Options: nosniff
Referrer-Policy: strict-origin-when-cross-origin

HTTPS

Passed
https://www.nhimc.or.kr/

This checks whether the final analyzed page used HTTPS. It is not a security audit of the whole site.

Keep in mind

Review certificate validity, mixed content and HTTPS on important linked pages and forms.

HTTPS redirect

Passed
https://www.nhimc.or.kr/

This checks whether a request starting over HTTP ends on HTTPS.

Keep in mind

Configure consistent HTTP-to-HTTPS redirects and check for unnecessary chains or loops.

W3C validity

Not checked
Not verified in this analysis.

These are HTML validation results from W3C Nu, not a ranking, accessibility or security certification.

Recommended action

Check network restrictions and provider availability before retrying. An unknown result is not a confirmed failure or a zero score.

CSS files and locations9 saved

Up to 100 files per type are saved. File count alone does not establish a defect in any file.

URLHTML response location
https://www.nhimc.or.kr/common/front/kor/css/jquery-ui.css42 · /html/head/link[2]
https://www.nhimc.or.kr/common/front/kor/css/swiper.min.css43 · /html/head/link[3]
https://www.nhimc.or.kr/common/front/kor/css/default.css?dt=2026101444 · /html/head/link[4]
https://www.nhimc.or.kr/common/front/kor/css/main.css?dt=2026102348 · /html/head/link[5]
https://www.nhimc.or.kr/common/front/kor/css/mo_main.css?dt=2026100249 · /html/head/link[6]
https://www.nhimc.or.kr/common/front/kor/css/mo_default.css?dt=2023070452 · /html/head/link[7]
https://www.nhimc.or.kr/common/front/kor/css/ie.css?dt=2023070453 · /html/head/link[8]
https://www.nhimc.or.kr/common/front/kor/css/reset.css54 · /html/head/link[9]
https://www.nhimc.or.kr/common/front/kor/css/popup.css617 · /html/head/link[10]
JavaScript files and locations11 saved

Up to 100 files per type are saved. File count alone does not establish a defect in any file.

URLHTML response location
https://www.nhimc.or.kr/common/front/kor/js/jquery-1.12.4.js56 · /html/head/script[1]
https://www.nhimc.or.kr/common/front/kor/js/jquery-ui.min.js57 · /html/head/script[2]
https://www.nhimc.or.kr/common/front/kor/js/swiper.min.js58 · /html/head/script[3]
https://www.nhimc.or.kr/common/front/kor/js/module/param.js59 · /html/head/script[4]
https://www.nhimc.or.kr/common/front/kor/js/design.js60 · /html/head/script[5]
https://www.nhimc.or.kr/common/front/kor/js/common.js?dt=2026063061 · /html/head/script[6]
https://www.nhimc.or.kr/common/front/kor/js/cookiev.js62 · /html/head/script[7]
https://www.nhimc.or.kr/common/front/kor/js/zoom_2014.js63 · /html/head/script[8]
https://www.nhimc.or.kr/common/front/kor/js/aes.js154 · /html/head/script[10]
https://developers.kakao.com/sdk/js/kakao.min.js155 · /html/head/script[11]
https://www.googletagmanager.com/gtag/js?id=G-TQ3073QL985604 · /html/body/script[4]
Security response headersView values
strict-transport-security
Not found
content-security-policy
Not found
x-content-type-options
Not found
x-frame-options
SAMEORIGIN
referrer-policy
Not found
permissions-policy
Not found
W3C messages0 saved

The external service is unavailable. Please try again later.

06

Search and AI crawlers

4 checks

Robots.txt

Passed
robots.txt

This checks the robots.txt response. File presence does not verify all crawler permissions or actual indexing.

Keep in mind

Review bot and path rules for your intended policy. Protect private information with authentication and access controls.

XML Sitemap

Needs review
The expected configuration was not detected.

This detects a sitemap format at a declared or default URL. It does not crawl and validate every listed URL.

Recommended action

Include intended canonical URLs and meaningful update dates. Declare a custom sitemap location in robots.txt.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/sitemap.xml

/sitemap.xml / robots.txt

Generate XML using real canonical URLs and declare the working location in robots.txt. Link an existing custom sitemap instead of duplicating it.

View evidence and example changes
Example - adapt to the actual content and environment
<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><url><loc>https://www.nhimc.or.kr/</loc></url></urlset>

llms.txt

Needs review
The expected configuration was not detected.

This checks for a text response at /llms.txt. Its presence does not guarantee use by an AI service or search visibility.

Recommended action

If you publish one, describe public resources accurately and keep its content and links current.

Targets and suggested changes

Targethttps://www.nhimc.or.kr/llms.txt

/llms.txt

If desired, publish UTF-8 text at the root and add real public documentation links. This is optional.

View evidence and example changes
Example - adapt to the actual content and environment
# 국민건강보험 일산병원

- [Home](https://www.nhimc.or.kr/)

AI crawlers

Passed
AI search/answer bots allowed 5/5 · training bots allowed 3/3

Passes when every AI search/answer bot is allowed; training bots are shown for reference only

This interprets root-path robots.txt rules for five AI search/answer bots (which read pages to cite them in answers) and three training bots. Only the search/answer bots decide the result; training bots are shown for reference. Actual citations are not checked.

Keep in mind

Allow the search/answer bots if you want to be cited in AI answers. Blocking training crawlers is a policy choice and does not affect this result.

Bot access to the root path

OAI-SearchBot Search/answerAllowed
ChatGPT-User Search/answerAllowed
Claude-SearchBot Search/answerAllowed
Claude-User Search/answerAllowed
PerplexityBot Search/answerAllowed
GPTBot TrainingAllowed
ClaudeBot TrainingAllowed
Google-Extended TrainingAllowed
robots.txt sourceExpand
User-agent: Yeti
Allow:/

User-agent: Googlebot
Disallow: /search/search.do
Disallow: /board/praiseBoard*
Disallow: /mypage/customer*
07

PageSpeed Insights

External performance test

Run Google Lighthouse performance, accessibility, best practices and SEO checks. Device-specific results are cached for one day and are separate from the overall score above.