What powers 
sighpc.org?
Last seen Aug 2026 · 15 technologies across 8 categories
Analytics
Google Analytics
since May 2021
CDN
cdnjs
since Sep 2025
Cloudflare
since Sep 2025
Font scripts
Google Font API
since May 2019
JavaScript graphics
JavaScript libraries
Closure Library
since Jan 2026
Miscellaneous
Open Graph
since Sep 2022
Rich text editors
Web servers
Apache HTTP Server
since Sep 2025
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.46 / 10 · ranked #407,868 of all domains
90 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Organisation
- SIGHPC
- Founded: 2011
From Wikidata (CC0).
Infrastructure
- Hosted on Google (216.239.32.21)
- DNS: DNS Made Easy
- Email: MailRoute
- Email security: no SPF record, DMARC monitor only
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,377,373, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| fellowships.sighpc.org | 10 |
| submissions.sighpc.org | 10 |
| www.sighpc.org | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Closure Library Jan 2026
- dropped Google Sites Jan 2026