What powers 
gelsen-net.de?
Last seen Sep 2026 · 20 technologies across 13 categories
Analytics
Google Analytics
since Jul 2025
CDN
Cloudflare
since Oct 2021
CMS
TYPO3 CMS
since Jul 2025
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Jul 2025
Programming languages
PHP
since Jan 2019
TypeScript
since Aug 2025
Security
Cloudflare Bot Management
since Oct 2021
HSTS
since Jul 2025
Tag managers
Google Tag Manager
since Jul 2025
UI frameworks
Video players
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Jul 2025
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #326,118 of all domains
56 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 3.1 MB · 60 requests
- Structured data: Microdata, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GELSEN-NET Willy-Brandt-Allee 26 (217.70.172.206)
- DNS: nodesecure.com
- Email: Barracuda
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Sectigo, RSA 4096, wildcard, expires Apr 2027
- Common Crawl link graph: rank 7,038,453, 14 hosts
- Verified with: Google, Microsoft 365, SwissSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| glasfaser.gelsen-net.de | 9 |
| shop.gelsen-net.de | 9 |
| www.gelsen-net.de | 9 |