What powers 
keelearning.de?
Last seen Jun 2026 · 42 technologies across 24 categories
Analytics
Hotjar
since Jul 2024
HubSpot Analytics
since Apr 2024
Appointment scheduling
Calendly
since Feb 2023
Caching
CDN
Cloudflare
since Apr 2024
CMS
WordPress
since Feb 2023
Cookie compliance
Usercentrics
since Sep 2025
Databases
MySQL
since Feb 2023
Mailjet
since Aug 2022
Font scripts
Font Awesome
since May 2024
Hosting
Hetzner
since Aug 2022
Issue trackers
Sentry
since Jul 2021
JavaScript frameworks
Vue.js
since Apr 2020
JavaScript libraries
Marketing automation
GetResponse
since Mar 2023
HubSpot
since Apr 2024
Miscellaneous
Page builders
WordPress Block Editor
since Apr 2025
wpBakery
since Feb 2023
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Feb 2023
Security
Cloudflare Bot Management
since Apr 2024
HSTS
since May 2024
Tag managers
Google Tag Manager
since Feb 2023
Video players
Twitch Player
since Sep 2025
Web servers
Nginx
since Apr 2019
Webmail
Microsoft 365
since Jun 2024
WordPress plugins
Borlabs Cookie
since Feb 2023
Contact Form 7
since Feb 2023
Draftpress HFCM
since Mar 2023
RankMath SEO
since Feb 2023
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 62% desktop
- 38% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.02 / 10 · ranked #551,493 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- CDN: Cloudflare
- Weight: 7.8 MB · 251 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Software and apps (declares
SoftwareApplication)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (198.202.211.1)
- DNS: first-ns.de
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 248,893, 25 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| keelearning.de | 29 |
| www.keelearning.de | 25 |
| signia-pro.keelearning.de | 8 |
| dvelopacademy.keelearning.de | 7 |
| vr-finanzfuchs.keelearning.de | 3 |