What powers seu.cat?
Last seen Nov 2023 · 16 technologies across 14 categories
A/B Testing
Google Optimize
since Sep 2021
Analytics
Google Analytics
since Sep 2020
Hotjar
since Sep 2020
CDN
Cloudflare
since Jan 2022
Font scripts
Google Font API
since Sep 2020
Issue trackers
UserVoice
since Sep 2021
JavaScript libraries
Operating systems
CentOS
since Apr 2018
Programming languages
Java
since Sep 2021
Security
Cloudflare Bot Management
since Jan 2022
Tag managers
Google Tag Manager
since Sep 2020
UI frameworks
Bootstrap
since Sep 2020
Web server extensions
Web servers
Apache HTTP Server
since Apr 2018
Widgets
Wheelio
since Sep 2021
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 73% phone
- 26% desktop
- 1% tablet
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.68 / 10 · ranked #63,938 of all domains
517 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on COLT COLT Technology Services Group Limited (57.133.98.95)
- Email: nominalia.com
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 94,200, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| idcatmobil-pre.seu.cat | 16 |
| idcatmobil.seu.cat | 7 |
| www.seu.cat | 2 |