What powers rudolf-sievers.de?
Last seen Aug 2026 · 22 technologies across 11 categories
Analytics
Matomo Analytics
since Nov 2023
CMS
TYPO3 CMS
since Apr 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Django
since May 2021
Web servers
Apache HTTP Server
since Apr 2019
Webmail
Microsoft 365
since Mar 2025
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
- 71% desktop
- 29% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.14 / 10 · ranked #3,234,525 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 25 ms |
| CLS | 0.1 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 2.2 MB · 77 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MITTWALD-AS Mittwald CM Service GmbH und Co. KG (31.220.122.246)
- Email: Microsoft 365
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 17,328,589, 4 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ishop.rudolf-sievers.de | 16 |
| www.ishop.rudolf-sievers.de | 16 |
| www.rudolf-sievers.de | 11 |