Domain report
teachertaskforce.org
teachertaskforce.org ranks in the top 0.37% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.37%
- Hosts observed
- 2
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://teachertaskforce.org/ answered with HTTP 200.
DNS records
- A
- 104.21.56.3
- 172.67.175.29
- AAAA
- 2606:4700:3033::ac43:af1d
- 2606:4700:3036::6815:3803
- MX
- 10 smtp-gate.gn.apc.org.
- 30 mail2.greennet.org.uk.
- NS
- clyde.ns.cloudflare.com.
- naomi.ns.cloudflare.com.
Live preview
This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.
Since teachertaskforce.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=21600, public
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- SAMEORIGIN
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://teachertaskforce.org/HTTP 301→ https://teachertaskforce.org/
- 2.
https://teachertaskforce.org/HTTP 200
Meta tags
- Title
- Home | Teacher Task Force
- Description
- Not set
- Canonical
- https://teachertaskforce.org/
- Robots
- Not set
- Generator
- Drupal 9 (https://www.drupal.org)
- Open Graph title
- Home
- Open Graph description
- Not set
- Open Graph image
- https://teachertaskforce.org/themes/custom/ttf/logo-metatags.jpg
- Open Graph type
- Not set
- Twitter card
- summary
- Twitter title
- Home
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 26
- Disallow rules (other agents)
- 0
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 9 (https://www.drupal.org)"
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.