What powers tangentgroup.org?
Last seen Aug 2026 · 28 technologies across 14 categories
Affiliate programs
Amazon Associates
since Jul 2023
Analytics
Google Analytics
since Apr 2023
CMS
WordPress
since Nov 2022
Databases
MySQL
since Nov 2022
Font scripts
Twitter Emoji (Twemoji)
since Nov 2022
Hosting
DreamHost
since Jan 2023
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2022
RSS
since Dec 2022
Payment processors
PayPal
since Nov 2022
Performance
LazySizes
since Jul 2023
Priority Hints
since Sep 2023
Programming languages
PHP
since Nov 2022
Web servers
Apache HTTP Server
since Nov 2022
Webmail
Google Workspace
since Nov 2022
WordPress plugins
Jetpack
since Nov 2022
WordPress Super Cache
since Jan 2023
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 Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.73 / 10 · ranked #4,780,132 of all domains
13 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.39.75, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned, SPF names Google Workspace
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 832,345, 5 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Jetpack Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025