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SGSiteGraph

nl.go.kr

국립중앙도서관

Last scanned Aug 24, 2026, 1:22 PM · 1 view

89

Overall score

Great

Summary

국립중앙도서관에 오신 것을 환영합니다. This website uses Google Analytics. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Missing canonical link.

국립중앙도서관에 오신 것을 환영합니다

Top issues to fix

7 issues found

  • 2 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

70

SEO

5 issue(s) found

90

Performance

406 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

국립중앙도서관에 오신 것을 환영합니다

Meta tags

Title
국립중앙도서관
Description
국립중앙도서관에 오신 것을 환영합니다
Canonical
Language
ko
Charset
UTF-8
Viewport
width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no
Robots meta
INDEX,FOLLOW
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
국립중앙도서관
og:description
국립중앙도서관에 오신 것을 환영합니다
og:type
og:url
/NL/

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
DigiCert Inc
Subject
*.nl.go.kr
Valid from
Feb 20, 2026
Valid to
Mar 23, 2027
Days until expiry
210
SAN domains
*.nl.go.kr, nl.go.kr

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: none · 3 cookie(s) observed

Content & assets

Headings

H1 5 · H2 0 · H3 2

Links

2242 internal · 8 external · 20 broken

Images

14 total · 0 missing alt

Scripts / Styles

20 scripts · 13 stylesheets

JS / CSS size

18.4 KB · 0 B

Page size

699 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing canonical link
  • Multiple H1 headings found
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://nl.go.kr
Final URL
https://nl.go.kr
HTTP status
200
HTTP version
HTTP/1.1
Response time
392 ms
HTML size
699 KB
Redirect chain
https://nl.go.kr

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Frequently asked questions

What technology does nl.go.kr use?
nl.go.kr is built with jQuery, Google Analytics.
Is nl.go.kr secure (HTTPS)?
Yes. nl.go.kr uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Mar 23, 2027.
Who hosts nl.go.kr?
Hosting provider information for nl.go.kr is not available yet.
What is nl.go.kr's SEO score?
nl.go.kr scored 70/100 for SEO in the latest analysis (fair).
What is nl.go.kr's overall website score?
nl.go.kr has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.