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SGSiteGraph

qiita.com

Qiita

Last scanned Jul 31, 2026, 8:00 PM · 9 views

86

Overall score

Great

Summary

Qiitaは、エンジニアに関する知識を記録・共有するためのサービスです。 プログラミングに関するTips、ノウハウ、メモを簡単に記録 & 公開することができます��… This website uses Nginx behind CloudFront CDN. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.

Qiitaは、エンジニアに関する知識を記録・共有するためのサービスです。 プログラミングに関するTips、ノウハウ、メモを簡単に記録 & 公開することができます。

Top issues to fix

7 issues found · 2 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • No H1 heading found

    SEO

    Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.

  • 1 cookie 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.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search 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.

75

SEO

4 issue(s) found

90

Performance

409 ms

90

Security

HTTPS & header checks

90

Accessibility

1 issue(s) found

Score history

+5 overall since Jul 24, 2026

Overall
86
SEO
75
Security
90
Performance
90
Accessibility
90

Organization

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

Qiitaは、エンジニアに関する知識を記録・共有するためのサービスです。 プログラミングに関するTips、ノウハウ、メモを簡単に記録 & 公開することができます。

Meta tags

Title
Qiita
Description
Qiitaは、エンジニアに関する知識を記録・共有するためのサービスです。 プログラミングに関するTips、ノウハウ、メモを簡単に記録 & 公開することができます。
Canonical
https://qiita.com/
Language
ja
Charset
utf-8
Viewport
width=device-width,initial-scale=1,shrink-to-fit=no,viewport-fit=cover
Robots meta
Manifest
https://qiita.com/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
エンジニアに関する知識を記録・共有するためのサービス - Qiita
og:description
Qiitaは、エンジニアに関する知識を記録・共有するためのサービスです。 プログラミングに関するTips、ノウハウ、メモを簡単に記録 & 公開することができます。
og:type
website
og:url
https://qiita.com/

Twitter Card

twitter:card
summary
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
CloudFront
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
qiita.com
Valid from
Sep 3, 2025
Valid to
Oct 1, 2026
Days until expiry
62
SAN domains
qiita.com, *.qiita.com

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 0 · H2 31 · H3 0

Links

200 internal · 54 external · 20 broken

Images

111 total · 0 missing alt

Scripts / Styles

12 scripts · 2 stylesheets

JS / CSS size

79.8 KB · 40.5 KB

Page size

322 KB

Robots.txt & Sitemap

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

SEO issues

  • Meta description longer than 160 characters
  • No H1 heading found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • No H1 heading found

Scan details

Requested URL
https://qiita.com
Final URL
https://qiita.com
HTTP status
200
HTTP version
HTTP/2
Response time
403 ms
HTML size
322 KB
Redirect chain
https://qiita.com

See something wrong on this report? Request a correction

Frequently asked questions

What technology does qiita.com use?
qiita.com is built with Ruby on Rails, Nginx.
Is qiita.com secure (HTTPS)?
Yes. qiita.com uses TLS 1.3 with a certificate issued by Amazon, valid until Oct 1, 2026.
Who hosts qiita.com?
Hosting provider information for qiita.com is not available yet.
What is qiita.com's SEO score?
qiita.com scored 75/100 for SEO in the latest analysis (fair).
What is qiita.com's overall website score?
qiita.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
Has qiita.com's score changed over time?
qiita.com's overall score has improved by 5 points (from 81 to 86) since Jul 24, 2026.