en.wikipedia.org
Wikipedia, the free encyclopedia
Last scanned Jul 23, 2026, 12:53 PM
Overall score
Great
Summary
This website is hosted on WIKIMEDIA - Wikimedia Foundation Inc., US. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing meta description.
- United States
- Hosted on WIKIMEDIA - Wikimedia Foundation Inc., US
Top issues to fix
5 issues found · 1 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
3 issue(s) found
Performance
131 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Wikipedia, the free encyclopedia
- Description
- Canonical
- https://en.wikipedia.org/wiki/Main_Page
- Language
- en
- Charset
- UTF-8
- Viewport
- width=1120
- Robots meta
- max-image-preview:standard
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- WIKIMEDIA - Wikimedia Foundation Inc., US
- CDN provider
- —
- IP address
- 103.102.166.224
- ASN
- AS14907 (WIKIMEDIA - Wikimedia Foundation Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- *.wikipedia.org
- Valid from
- Jun 6, 2026
- Valid to
- Sep 4, 2026
- Days until expiry
- 43
- SAN domains
- *.m.mediawiki.org, *.m.wikibooks.org, *.m.wikidata.org, *.m.wikimedia.org, *.m.wikinews.org, *.m.wikipedia.org, *.m.wikiquote.org, *.m.wikisource.org, *.m.wikiversity.org, *.m.wikivoyage.org, *.m.wiktionary.org, *.mediawiki.org, *.planet.wikimedia.org, *.wikibooks.org, *.wikidata.org, *.wikifunctions.org, *.wikimedia.org, *.wikimediafoundation.org, *.wikinews.org, *.wikipedia.org, *.wikiquote.org, *.wikisource.org, *.wikiversity.org, *.wikivoyage.org, *.wiktionary.org, *.wmfusercontent.org, mediawiki.org, w.wiki, wikibooks.org, wikidata.org, wikifunctions.org, wikimedia.org, wikimediafoundation.org, wikinews.org, wikipedia.org, wikiquote.org, wikisource.org, wikiversity.org, wikivoyage.org, wiktionary.org, wmfusercontent.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 6 cookie(s) observed
Content & assets
Headings
H1 2 · H2 8 · H3 0
Links
171 internal · 456 external · 0 broken
Images
22 total · 0 missing alt
Scripts / Styles
4 scripts · 2 stylesheets
JS / CSS size
73.0 KB · 430 KB
Page size
244 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 458
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Multiple H1 headings found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://en.wikipedia.org
- Final URL
- https://en.wikipedia.org/wiki/Main_Page
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 126 ms
- HTML size
- 244 KB
- Redirect chain
- https://en.wikipedia.org → https://en.wikipedia.org/wiki/Main_Page
See something wrong on this report? Request a correction
Related websites
Same hosting provider
upload.wikimedia.org
Wikimedia Commons
wikipedia.com
Wikipedia
mediawiki.org
MediaWiki
wikisource.org
Wikisource
wikipedia.org
Wikipedia
meta.wikimedia.org
Main Page - Meta-Wiki
Frequently asked questions
- What technology does en.wikipedia.org use?
- We did not detect any specific technologies for en.wikipedia.org in the latest scan.
- Is en.wikipedia.org secure (HTTPS)?
- Yes. en.wikipedia.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 4, 2026.
- Who hosts en.wikipedia.org?
- en.wikipedia.org is hosted on WIKIMEDIA - Wikimedia Foundation Inc., US.
- What is en.wikipedia.org's SEO score?
- en.wikipedia.org scored 80/100 for SEO in the latest analysis (great).
- What is en.wikipedia.org's overall website score?
- en.wikipedia.org has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card