What powers 21cir.com?
Last seen Jun 2026 · 15 technologies across 11 categories
Analytics
Clicky
since Jul 2019
CMS
WordPress
since Jul 2019
Databases
MySQL
since Jul 2019
Font scripts
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Apr 2024
Programming languages
PHP
since Jul 2019
Security
Really Simple SSL & Security
since Apr 2024
Web servers
WordPress plugins
Full technology history →
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Recent changes
- dropped Burst Jun 2026
- detected Twitter Emoji (Twemoji) Mar 2026