What powers sc-3.org?
Last seen Aug 2026 · 30 technologies across 15 categories
Analytics
Cloudflare Browser Insights
since May 2025
Umami
since Feb 2026
CDN
Cloudflare
since Nov 2024
CMS
Databases
MySQL
since Mar 2024
Font scripts
JavaScript frameworks
JavaScript graphics
particles.js
since Oct 2025
JavaScript libraries
Maps
Google Maps
since Mar 2024
OpenStreetMap
since Aug 2026
Miscellaneous
Performance
Priority Hints
since Mar 2024
Programming languages
PHP
since Mar 2024
Security
Webmail
Microsoft 365
since Mar 2024
WordPress plugins
The Events Calendar
since Mar 2024
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- ClaudeBot Blocked
The other 32 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
1 of 33 AI crawlers blocked
Open Page Rank
0.35 / 10 · ranked #44,433,105 of all domains
0 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.11.88, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 41,025,389
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
- dropped Vue.js Aug 2026
- detected HSTS Mar 2026
- detected GSAP Feb 2026
- detected Umami Feb 2026
- detected Twitter Emoji (Twemoji) Jan 2026
- dropped GSAP Dec 2025
- dropped lit-element Dec 2025
- dropped lit-html Dec 2025