What powers underdog.brussels?
Last seen Aug 2026 · 35 technologies across 20 categories
Analytics
CDN
Cloudflare
since Jun 2023
CMS
Databases
MySQL
since Oct 2021
Font scripts
Google Font API
since Oct 2021
Twitter Emoji (Twemoji)
since Oct 2021
Hosting
DreamHost
since Aug 2022
JavaScript libraries
LMS
Thinkific
since Nov 2021
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Payment processors
PayPal
since Oct 2021
Programming languages
Reverse proxies
Envoy
since Apr 2026
Rich text editors
Security
Tag managers
Google Tag Manager
since Oct 2021
Web frameworks
Ruby on Rails
since Nov 2021
Web servers
Nginx
since Nov 2021
Widgets
Patreon
since Oct 2021
WordPress plugins
Jetpack
since Feb 2022
WordPress themes
Satori Studio Bento
since Feb 2022
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 71% desktop
- 29% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.06 / 10 · ranked #11,566,333 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 1.7 MB · 90 requests
- WordPress theme: bento · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| underdog.brussels | 28 |
| courses.underdog.brussels | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Jetpack Jun 2026
- detected Twitter Emoji (Twemoji) Jun 2026
- detected Envoy Apr 2026