What powers sunshinectf.org?
Last seen Oct 2026 · 22 technologies across 14 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Caching
Varnish
since Jan 2023
CDN
Cloudflare
since Jan 2021
Fastly
since Jan 2023
Databases
Font scripts
Google Font API
since Jan 2021
JavaScript Frameworks
JavaScript Libraries
Miscellaneous
PaaS
GitHub Pages
since Jan 2023
Performance
Priority Hints
since Oct 2026
Programming Languages
Node.js
since May 2019
Reverse Proxy
Nginx
since May 2019
UI frameworks
Webmail
Google Workspace
since Jan 2023
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.82 / 10 · ranked #4,223,918 of all domains
8 referring domains · OpenPageRank
Page
- Language: English
- CDN: Cloudflare, Fastly
- Weight: 2.0 MB · 20 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.69.219, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Feb 2027
- Common Crawl link graph: rank 16,944,663, 4 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sunshinectf.org | 13 |
| 2019.sunshinectf.org | 7 |
| 2022.sunshinectf.org | 7 |
| 2026.sunshinectf.org | 6 |
| 2021.sunshinectf.org | 5 |