What powers openforcefield.org?
Last seen Sep 2026 · 24 technologies across 14 categories
Advertising
Analytics
Caching
CDN
Documentation
Font scripts
Hosting
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Security
Static site generator
Webmail
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 25 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
AI Crawlers
8 of 33 AI crawlers blocked
Standards: Content Signals
Open Page Rank
3.30 / 10 · ranked #1,125,121 of all domains
33 referring domains · OpenPageRank
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.9 MB · 39 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.25.223, IPv6)
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Oct 2026
- Common Crawl link graph: rank 1,950,397, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| docs.openforcefield.org | 15 |
| openforcefield.org | 14 |