What powers seidenfelt.de?
Last seen Sep 2026 · 49 technologies across 22 categories
Affiliate programs
Analytics
CDN
CMS
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
Payment processors
Performance
Programming languages
Reviews
Security
Shopify apps
Web servers
Webmail
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 90% phone
- 10% desktop
Germany
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.11 / 10 · ranked #11,004,219 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- CDN: Cloudflare
- Weight: 5.1 MB · 419 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65, IPv6)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 59,666,803, 2 hosts
- Verified with: Klaviyo
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| seidenfelt.de | 33 |
| www.seidenfelt.de | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped EasyGift Aug 2026
- detected Glider.js Aug 2026
- detected Secomapp Aug 2026
- detected Impact Jul 2026
- detected Microsoft Clarity Jul 2026
- detected Preact Jul 2026
- detected React Jul 2026
- detected Judge.me Jun 2026
- dropped Microsoft Clarity Jun 2026
- detected Rebuy Jun 2026
- detected Microsoft Clarity Apr 2026
- dropped Preact Feb 2026
- dropped React Feb 2026
- detected EasyGift Nov 2025