What powers railfans.ca?
Last seen Oct 2026 · 22 technologies across 14 categories
Analytics
Caching
CDN
CMS
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Programming languages
Security
UI frameworks
Video players
Webmail
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Oct 2026 claude-web added to robots.txt
- Oct 2026 cohere-ai added to robots.txt
- Oct 2026 petalbot added to robots.txt
- Oct 2026 google-cloudvertexbot added to robots.txt
- Oct 2026 anthropic-ai added to robots.txt
- Oct 2026 googleother added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 52% desktop
- 48% phone
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.88 / 10 · ranked #3,940,741 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.2 MB · 47 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.20.36.238, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,907,391, 3 hosts
- Verified with: Google, Pinterest
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| metro.railfans.ca | 13 |
| rem.railfans.ca | 13 |
| otrain.railfans.ca | 11 |
| www.railfans.ca | 11 |
| map.railfans.ca | 9 |
| tracker.railfans.ca | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped FancyBox Oct 2026
- dropped jsDelivr Oct 2026
- dropped Mapbox GL JS May 2026
- detected FancyBox Feb 2026
- detected Google Analytics Feb 2026
- detected jsDelivr Feb 2026