What powers 
tier1.es?
Last seen Sep 2026 · 41 technologies across 23 categories
Advertising
Analytics
Caching
CDN
CMS
Cookie compliance
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Load balancers
Maps
Marketing automation
Miscellaneous
PaaS
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
AI Crawlers
Restricts 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- Amazonbot Restricted
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers restricted
Audience
- 59% desktop
- 41% phone
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.46 / 10 · ranked #932,857 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 75 ms |
| CLS | 0.35 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Spanish (Spain)
- Weight: 12.5 MB · 184 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on TELEFONICA_DE_ESPANA (195.77.156.166)
- DNS: Google Cloud DNS
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Sectigo, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 9,586,579, 4 hosts
- Verified with: Atlassian, Brevo, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.tier1.es | 27 |
| vacantes.tier1.es | 26 |
| sol-soria-eleclerc-pre.tier1.es | 15 |
| atractorweb.tier1.es | 12 |