What powers sirna.org?
Last seen Oct 2026 · 22 technologies across 14 categories
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Web servers
Widgets
WordPress plugins
AI Crawlers
Blocks 11 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
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- PerplexityBot Blocked
The other 22 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
11 of 33 AI crawlers blocked
Audience
- 100% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.30 / 10 · ranked #2,876,053 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United States)
- Weight: 0.5 MB · 17 requests
- WordPress theme: twentytwentyfour · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Automattic (WordPress.com) (192.0.78.183)
- DNS: WordPress.com DNS
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 9,726,825, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sirna.org | 14 |
| www.sirna.org | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped HTTP/3 Jul 2026
- dropped Contact Form 7 May 2026
- dropped Open Graph May 2026
- detected Gutenberg Apr 2026
- detected HSTS Apr 2026
- detected HTTP/3 Apr 2026
- detected Jetpack Apr 2026
- detected Swiper Apr 2026
- detected WordPress Block Editor Apr 2026
- detected WordPress Site Editor Apr 2026
- detected WordPress.com Apr 2026
- dropped React Jan 2026
- dropped Underscore.js Dec 2025