What powers serprefa.com?
Last seen Aug 2026 · 19 technologies across 12 categories
Analytics
Google Analytics
since Jul 2025
CDN
Font scripts
Google Font API
since Nov 2023
JavaScript libraries
Live chat
Callbell
since Aug 2026
WhatsApp Business Chat
since Nov 2023
Load balancers
Amazon ALB
since Aug 2026
Maps
Google Maps
since Nov 2023
Miscellaneous
HTTP/3
since Nov 2023
PaaS
Amazon Web Services
since Aug 2026
Programming languages
UI frameworks
Web servers
LiteSpeed
since Nov 2023
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 91% phone
- 9% desktop
Venezuela
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #117,376,036 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 400 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Spanish
- Weight: 15.5 MB · 83 requests
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| serprefa.com | 19 |
| www.serprefa.com | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon ALB Aug 2026
- detected Amazon Web Services Aug 2026
- detected Callbell Aug 2026
- detected core-js Feb 2026
- detected Facebook Pixel Feb 2026