Domain report
teachcomputing.org
teachcomputing.org ranks in the top 0.025% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 7 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.025%
- Hosts observed
- 7
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://teachcomputing.org/ answered with HTTP 200.
DNS records
- A
- 104.26.12.26
- 104.26.13.26
- 172.67.75.5
- AAAA
- 2606:4700:20::681a:c1a
- 2606:4700:20::681a:d1a
- 2606:4700:20::ac43:4b05
- MX
- 10 cust40667-1.in.mailcontrol.com.
- 20 cust40667-2.in.mailcontrol.com.
- NS
- art.ns.cloudflare.com.
- tegan.ns.cloudflare.com.
Live preview
This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.
Since teachcomputing.org can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- max-age=0, private, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Strict-Transport-Security
- max-age=63072000; includeSubDomains
- X-Frame-Options
- SAMEORIGIN
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- strict-origin-when-cross-origin
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://teachcomputing.org/HTTP 301→ https://teachcomputing.org/
- 2.
https://teachcomputing.org/HTTP 200
Meta tags
- Title
- Teach Computing - Teach Computing
- Description
- Providing resources, training and support for teaching Computing in primary and secondary schools and colleges from Key Stage 1 through to A Level
- Canonical
- Not set
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Teach Computing - Teach Computing
- Open Graph description
- Providing resources, training and support for teaching Computing in primary and secondary schools and colleges from Key Stage 1 through to A Level
- Open Graph image
- /packs/media/images/social-media/social-image-e2d3c3f4813f12bfd11ccd7eaa4c8a56.jpg
- Open Graph type
- website
- Twitter card
- summary_large_image
- Twitter title
- Teach Computing - Teach Computing
- Twitter image
- /packs/media/images/social-media/social-image-e2d3c3f4813f12bfd11ccd7eaa4c8a56.jpg
robots.txt
- Disallow rules (User-agent: *)
- 1
- Disallow rules (other agents)
- 8
Sitemap declared:
https://static.teachcomputing.org/sitemaps/sitemap.xml.gz
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- 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.