What powers viessmann.es?
Last seen Jun 2026 · 24 technologies across 16 categories
A/B Testing
Kameleoon
since Feb 2021
Advertising
Microsoft Advertising
since Dec 2024
Analytics
CMS
Adobe Experience Manager
since Jan 2019
Cookie compliance
Usercentrics
since Aug 2021
CRM
Salesforce
since Jul 2025
JavaScript frameworks
React
since Apr 2020
JavaScript libraries
Miscellaneous
Programming languages
Reverse proxies
Nginx
since Apr 2020
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web frameworks
Ruby on Rails
since Apr 2020
Webmail
Google Workspace
since Aug 2022
Audience
- 66% phone
- 34% desktop
Spain
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.71 / 10 · ranked #306,248 of all domains
76 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Spanish (Spain)
- CDN: Akamai
- Weight: 1.3 MB · 57 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| oferta.viessmann.es | 14 |
| www.viessmann.es | 14 |