What powers duckstein.de?
Last seen Aug 2026 · 22 technologies across 12 categories
CDN
cdnjs
since Nov 2021
Cloudflare
since Sep 2021
Cloudinary
since Feb 2024
Google Hosted Libraries
since Sep 2022
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Sep 2022
Programming languages
Python
since Sep 2022
Security
Cloudflare Bot Management
since Aug 2025
UI frameworks
Web frameworks
Django
since Sep 2022
Microsoft ASP.NET
since Sep 2023
Web servers
Webmail
Microsoft 365
since Jan 2026
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.28 / 10 · ranked #1,157,459 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- CDN: Cloudflare
- Weight: 5.5 MB · 45 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.19.191.28)
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 3,271,814, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tickets.duckstein.de | 13 |
| www.duckstein.de | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Tag Manager Mar 2026
- detected Google Tag Manager Jan 2026
- detected Microsoft 365 Jan 2026
- dropped Google Analytics Nov 2025
- dropped Google Tag Manager Nov 2025