What powers 
carrier.es?
Last seen Sep 2026 · 13 technologies across 9 categories
Analytics
CDN
CMS
Cookie compliance
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 52% desktop
- 48% phone
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.89 / 10 · ranked #661,211 of all domains
50 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Spanish (Spain)
- CDN: Akamai
- Weight: 1.2 MB · 47 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Viessmann
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on ASN-TSI-IAS Internet and VPN Service Provider (93.122.86.82)
- DNS: Cloudflare DNS
- Email: carrier.es
- Email security: no SPF record, DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 3,191,207, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Clarity Sep 2026
- dropped core-js Jul 2026
- dropped Microsoft Advertising Jul 2026
- detected Google Tag Manager Mar 2026
- dropped Google Tag Manager Jan 2026
- detected Cloudflare Bot Management Dec 2025
- dropped Google Font API Nov 2025
- dropped IIS Nov 2025
- dropped Microsoft ASP.NET Nov 2025
- dropped Windows Server Nov 2025