encyclopedia.com
Encyclopedia.com | Free Online Encyclopedia
Last scanned Jul 24, 2026, 6:27 PM · 2 views
Overall score
Fair
Summary
Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. This website uses WordPress hosted on Cloudflare behind Cloudflare CDN. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores fair (70/100) and performance good (85/100). Top issue: Meta description longer than 160 characters.
Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.
- United States
- Hosted on Cloudflare
Top issues to fix
8 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
19 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Encyclopedia.com | Free Online Encyclopedia
- Description
- Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.
- Canonical
- https://www.encyclopedia.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.26.9.13
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- encyclopedia.com
- Valid from
- Jul 9, 2026
- Valid to
- Oct 7, 2026
- Days until expiry
- 74
- SAN domains
- encyclopedia.com, *.encyclopedia.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 9
Links
33 internal · 3 external · 1 broken
Images
7 total · 0 missing alt
Scripts / Styles
23 scripts · 4 stylesheets
JS / CSS size
1.9 MB · 59.8 KB
Page size
35.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 23
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://encyclopedia.com
- Final URL
- https://www.encyclopedia.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 19 ms
- HTML size
- 35.7 KB
- Redirect chain
- https://encyclopedia.com → https://www.encyclopedia.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does encyclopedia.com use?
- encyclopedia.com is built with WordPress, Drupal, Google Analytics.
- Is encyclopedia.com secure (HTTPS)?
- Yes. encyclopedia.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 7, 2026.
- Who hosts encyclopedia.com?
- encyclopedia.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is encyclopedia.com's SEO score?
- encyclopedia.com scored 70/100 for SEO in the latest analysis (fair).
- What is encyclopedia.com's overall website score?
- encyclopedia.com has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card