Domain report
encyclopedia.com
encyclopedia.com ranks in the top 0.0025% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 9 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.0025%
- Hosts observed
- 9
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://encyclopedia.com/ answered with HTTP 200.
DNS records
- A
- 172.67.217.247
- 104.21.53.194
- AAAA
- 2606:4700:3034::6815:35c2
- 2606:4700:3031::ac43:d9f7
- MX
- 1 aspmx.l.google.com.
- 10 alt3.aspmx.l.google.com.
- 10 alt4.aspmx.l.google.com.
- 5 alt1.aspmx.l.google.com.
- 5 alt2.aspmx.l.google.com.
- NS
- jason.ns.cloudflare.com.
- zoe.ns.cloudflare.com.
Live preview
This is a live, sandboxed embed of encyclopedia.com — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
- Registrar
- GoDaddy.com, LLC
- Registered
- 1998-01-23
- Expires
- 2035-01-22
- Last changed
- 2025-09-03
Nameservers: JASON.NS.CLOUDFLARE.COM, ZOE.NS.CLOUDFLARE.COM
Status: client delete prohibited, client renew prohibited, client transfer prohibited, client update prohibited
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=UTF-8
- Cache-Control
- public, max-age=86400, stale-if-error=604800, stale-while-revalidate=604800
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- nosniff, nosniff
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://encyclopedia.com/HTTP 301→ https://encyclopedia.com/
- 2.
https://encyclopedia.com/HTTP 301→ https://www.encyclopedia.com/
- 3.
https://www.encyclopedia.com/HTTP 200
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/
- Robots
- Not set
- Generator
- Drupal 8 (https://www.drupal.org)
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 22
- Disallow rules (other agents)
- 1
No Sitemap declared in robots.txt.
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Drupalcms
<meta name="generator"> = "Drupal 8 (https://www.drupal.org)"
- WordPresscms
Found "wp-content/" in the page's HTML
- Google Analyticsanalytics
Found "www.google-analytics.com" in the page's HTML
- Google Tag Manageranalytics
Found "googletagmanager.com/gtm.js" in the page's HTML
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.