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Domain report

ctrf.ca

ctrf.ca ranks in the top 0.46% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.

Explore ctrf.ca in the Web Graph

Connectivity

#613,803harmonic-centrality rank
Top percentile
0.46%
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://ctrf.ca/ answered with HTTP 200.

DNS records

A
  • 192.95.19.30
AAAA
No records found.
MX
  • 10 mx002.internic.xion.oxcs.net.
  • 10 mx003.internic.xion.oxcs.net.
  • 10 mx004.internic.xion.oxcs.net.
  • 0 mx001.internic.xion.oxcs.net.
NS
  • dns2.internic.ca.
  • dns.internic.ca.

Live preview

This is a live, sandboxed embed of ctrf.ca — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

Registrar
Internic.ca Inc.
Registered
2000-11-29
Expires
2027-03-16
Last changed
2026-04-30

Nameservers: dns.internic.ca, dns2.internic.ca

Status: client transfer prohibited, client update prohibited

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://ctrf.ca/HTTP 301

    → https://ctrf.ca/

  2. 2.https://ctrf.ca/HTTP 200

Meta tags

Title
CTRF - Canadian Transportation Research Forum
Description
The Canadian Transportation Research Forum has been operating since 1965 and is a non-profit association of transportation professionals.
Canonical
https://ctrf.ca/
Robots
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Generator
WordPress 7.1.3
Open Graph title
CTRF - Canadian Transportation Research Forum
Open Graph description
The Canadian Transportation Research Forum has been operating since 1965 and is a non-profit association of transportation professionals.
Open Graph image
https://ctrf.ca/wp-content/uploads/bison-1.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
9
Disallow rules (other agents)
0

Sitemap declared:

  • https://ctrf.ca/sitemap_index.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • PHPother

    X-Powered-By: PHP/8.1.34

  • WordPresscms

    <meta name="generator"> = "WordPress 7.1.3"

  • Google Analyticsanalytics

    Found "googletagmanager.com/gtag/js" in the page's HTML

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