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wikipedia.com

https://wikipedia.com· First analyzed 13 Feb 2026· Updated 13 Feb 2026
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wikipedia.com
Desktop screenshot of wikipedia.com
Mobile screenshot of wikipedia.com
Mobile

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Hosting Provider

IP Address

185.15.59.226

Server Location

🇳🇱 Amsterdam, The Netherlands

ASN

AS14907

Server

Apache Traffic Server

CDN

CDN

Nameservers

ns2.wikimedia.org.ns0.wikimedia.org.ns1.wikimedia.org.

Performance

Page Speed

131 KB
6 requests

Image Optimization

Responsive
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
Wikimedia esams infra
CDN
CDN

Technology Stack

1 Technologies Detected

CSS Frameworks

1

SEO Analysis

D52/100
7
5
1
W
wikipedia.comwikipedia.com

Wikipedia

Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

Title Length9 chars

Recommended: 50-60 chars

Description Length130 chars

Recommended: 120-160 chars

Issues (1)

  • Many images missing alt text (1/1)

Crawlability

Sitemap
robots.txt

500 rules

Sitemap reference found

Allows all crawlers

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F

Security Score

36%Critical
Interactive

HTTPS

No WAF

82d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-384

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

06.02.2026

Valid Until

07.05.2026

Subject Alternative Names (20)

*.m.mediawiki.org*.m.wikibooks.org*.m.wikidata.org*.m.wikimedia.org*.m.wikinews.org*.m.wikipedia.org*.m.wikiquote.org*.m.wikisource.org+12 more

SHA-256 Fingerprint

34:61:AA:F3:0B:87:E6:FF:B7:49:69:AE:7A:96:EF:A4:E8:E1:C6:A2...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

accept-ranges
bytes
age
63838
cache-control
🟡 1 Hours(s-maxage=86400, must-revalidate, max-age=3600)
content-encoding
📦 Gzip(gzip)
content-length
48196
content-type
text/html
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

30

SPF
DKIM
DMARC

Domain Information

wikipedia.com

Domain Age
25y 1m

Created

13.01.2001

Expires

10.01.2027

Last Updated

09.12.2025

Registrar

MarkMonitor Inc.

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

Privacy policy page linked
Data Protection Officer mentioned

Typography & Readability

Linux Libertine + -apple-system

75/100
Readability
/30
40/40

17px · LH 1.53

Hierarchy
/20
13/25

1.88x ratio

WCAG
/25
15/15

Contrast: undefined

Performance
/25
17/20

System fonts

Heading Font

Linux Libertine

Sans32px

Body Font

-apple-system

Sans17px

Contrast Ratio

--

Reading Comfort

~51 CPL

Optimal (45–75)
32px
h1
20px
h2
24px
h3
17px
p

✅ Excellent readability: 17px body text is ideal for all devices.

✅ Optimal line spacing: 1.53 ratio ensures comfortable reading.

✅ Good hierarchy: Clear distinction between headlines and body text.

✅ Excellent performance: System fonts eliminate font loading delays (better LCP).

✅ Optimal line length: ~51 characters per line is comfortable to read.

⚠️ Cramped layout: 8 elements lack adequate spacing.

Business & Marketing Stack

1 Tools Detected

Growing

Behavior Analytics

1

User behavior and product analytics

1

Categories

1

Total Tools

0

Enterprise

0

Mid-Market

Assessment: Growing marketing technology adoption

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Scripts & Styles

2 Resources

2
Scripts
0
Styles
0
Async
0
Defer

Top Script Sources

portal(2)

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Last analyzed: 13 Feb 2026 at 23:25

Historical Analysis & Change Tracking