What powers fliptheclassroom.de?
Last seen Sep 2026 · 28 technologies across 16 categories
CDN
Amazon S3
since May 2022
CMS
Databases
MySQL
since Jan 2019
Font scripts
Google Font API
since Jan 2019
Hosting
ALL-INKL
since Aug 2022
JavaScript frameworks
GSAP
since Jan 2019
JavaScript libraries
Isotope
since Jul 2021
Marketing automation
MailChimp
since Feb 2021
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
PaaS
Amazon Web Services
since May 2022
Performance
Priority Hints
since May 2025
Photo galleries
PhotoSwipe
since Sep 2022
Programming languages
PHP
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Apr 2019
Widgets
ShareThis
since Feb 2022
WordPress plugins
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
- 54% phone
- 46% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.96 / 10 · ranked #1,662,533 of all domains
30 referring domains · OpenPageRank
Page
- Language: German
- Weight: 1.5 MB · 79 requests
- WordPress theme: dt-the7 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Flip the Classroom - Mathe lernen
- Profiles: Instagram
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on NMM-AS D - 02742 Friedersdorf Hauptstrasse 68 (85.13.150.45)
- DNS: ALL-INKL
- Email: ALL-INKL
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 9,401,407, 2 hosts
DNS records as swept Aug 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.fliptheclassroom.de | 26 |
| fliptheclassroom.de | 25 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Nginx Feb 2026