What powers trainr.de?
Last seen Oct 2026 · 25 technologies across 17 categories
Analytics
Google Analytics
since Jul 2021
Caching
Redis Object Cache
since Oct 2022
CDN
Google Cloud CDN
since Feb 2024
CMS
Databases
Font scripts
Google Font API
since Oct 2022
Hosting
IONOS
since Aug 2022
IaaS
Google Cloud
since Feb 2024
JavaScript frameworks
JavaScript libraries
Live chat
WhatsApp Business Chat
since Feb 2022
Miscellaneous
Programming languages
Reverse proxies
Nginx
since Jul 2021
Security
HSTS
since Jan 2025
Tag managers
Google Tag Manager
since Jul 2021
Web frameworks
Django
since Dec 2023
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 found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.30 / 10 · ranked #8,660,064 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- CDN: Google
- Weight: 2.9 MB · 127 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google Cloud (216.162.200.200)
- DNS: onepage.io
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only, CAA
- SSL: ZeroSSL, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 16,748,401, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| trainr.de | 14 |
| blog.trainr.de | 13 |