What powers 
grundbildung.de?
Last seen Aug 2026 · 23 technologies across 15 categories
Analytics
Matomo
since Apr 2019
Matomo Analytics
since Aug 2020
CDN
Google Hosted Libraries
since Aug 2022
CMS
TYPO3 CMS
since Apr 2019
Comment systems
Font scripts
Google Font API
since Aug 2022
JavaScript frameworks
React
since Jan 2025
JavaScript libraries
Maps
Miscellaneous
Open Graph
since Sep 2022
RSS
since Jul 2026
Operating systems
Photo galleries
PhotoSwipe
since Sep 2022
Programming languages
PHP
since Apr 2019
Security
HSTS
since Sep 2022
UI frameworks
Web servers
Apache HTTP Server
since May 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 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
4.66 / 10 · ranked #377,725 of all domains
81 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German (Germany)
- Weight: 1.7 MB · 35 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on BIG3AS (93.191.166.61)
- DNS: bringe.net
- Email: iquer.net
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 10,088,834, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.grundbildung.de | 14 |
| materialsuche.grundbildung.de | 11 |
| grundbildung.de | 6 |
Full technology history →
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Recent changes
- detected RSS Jul 2026