What powers thecalf.org?
Last seen Oct 2026 · 22 technologies across 13 categories
Analytics
Google Analytics
since Jun 2024
CDN
Cloudflare
since Jun 2024
CMS
Weebly
since Jun 2024
Databases
MySQL
since Jun 2024
Ecommerce
Cart Functionality
since Jun 2024
Mailgun
since Jun 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Babel
since Jun 2024
Open Graph
since Jun 2024
Programming languages
PHP
since Jun 2024
Security
Cloudflare Bot Management
since Jun 2024
Video players
Webmail
Microsoft 365
since Jun 2024
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.75 / 10 · ranked #4,649,154 of all domains
12 referring domains · OpenPageRank
Page
- Language: English
- Weight: 4.8 MB · 64 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on BIZLAND-SD (65.254.248.96)
- DNS: fatcow.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 8,897,334, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| thecalf.org | 22 |
| www.thecalf.org | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Apache HTTP Server Oct 2026
- dropped Snowplow Analytics Oct 2026