What powers ctftime.org?
Last seen Jun 2026 · 10 technologies across 7 categories
Analytics
CDN
JavaScript libraries
Security
UI frameworks
Web servers
Widgets
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ctf | #3 | 640 |
| ctftime | #1 | 490 |
| hashoff | #98 | 420 |
| mindcrafters | #13 | 87 |
| ctf competition | #1 | 49 |
| picoctf | #14 | 45 |
| ctf definition | #5 | 41 |
| ctf 2025 | #1 | 27 |
| google ctf | #4 | 26 |
| capture the flag | #72 | 25 |
| hxp | #54 | 17 |
| define nitwit | #66 | 17 |
| nahamcon | #2 | 15 |
| ctf writeups | #1 | 15 |
| crypto ctf | #1 | 15 |
| cyber security capture the flag | #10 | 15 |
| ritsec | #3 | 14 |
| sigpwny | #3 | 14 |
| ctf | #65 | 14 |
| ctf players | #1 | 12 |
| deadface ctf | #1 | 12 |
| dachshund attacks | #2 | 11 |
| defenit | #2 | 11 |
| ctf meaning | #10 | 10 |
| butter asako yuzuki pdf | #3 | 9 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 66% desktop
- 34% phone
India
Vietnam
Pakistan
South Korea
Ukraine
Bangladesh
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.30 / 10 · ranked #28,659 of all domains
759 referring domains · OpenPageRank
Search traffic
2,400 est. monthly organic visits (US)
998 keywords in Google's top 30
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.7 MB · 86 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| ctftime.org | 8 |
| www.ctftime.org | 6 |
Full technology history →
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Recent changes
- dropped Twitter Ads Mar 2026
- dropped Cloudflare Bot Management Nov 2025
- detected Cloudflare Browser Insights Nov 2025