Domain report
rtog.org
rtog.org ranks in the top 0.53% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
#704,151harmonic-centrality rank
- Top percentile
- 0.53%
- 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
200HTTP status
https://rtog.org/ answered with HTTP 200.
DNS records
- A
- 15.197.167.90
- 3.33.186.135
- AAAA
- No records found.
- MX
- 10 cluster6.us.messagelabs.com.
- 50 cluster6a.us.messagelabs.com.
- NS
- ns-1469.awsdns-55.org.
- ns-1719.awsdns-22.co.uk.
- ns-366.awsdns-45.com.
- ns-947.awsdns-54.net.
Live preview
This is a live, sandboxed embed of rtog.org — not a copy. What it shows can change any time the site itself does.
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
- public,max-age=0,must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=31536000; includeSubDomains; preload
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://rtog.org/HTTP 301→ https://rtog.org/
- 2.
https://rtog.org/HTTP 301→ https://www.rtog.org/
- 3.
https://www.rtog.org/HTTP 200
Meta tags
- Title
- Home | RTOG
- Description
- RTOG
- Canonical
- https://www.rtog.org/
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Home
- Open Graph description
- RTOG
- Open Graph image
- https://edge.sitecorecloud.io/americancoldc58-microsites81c8-productiond86e-273f/media/Project/ACR/RTOG/RTOG---Media/Images/Logos/RTOG-Foundation-Logo.jpg?h=600&iar=0&w=1500
- Open Graph type
- website
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 12
- Disallow rules (other agents)
- 0
Sitemap declared:
https://www.rtog.org/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Next.jsframework
X-Powered-By: Next.js
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.