What powers theater-zitadelle.de?
Last seen Sep 2026 · 29 technologies across 15 categories
CMS
Databases
Font scripts
Hosting
JavaScript Frameworks
JavaScript libraries
Miscellaneous
Operating systems
Page builders
Programming languages
UI frameworks
Web servers
Widgets
WordPress plugins
WordPress themes
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
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.26 / 10 · ranked #1,183,196 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 5.2 MB · 110 requests
- WordPress theme: astra (child: astra-child) · all themes
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Theater Zitadelle
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on STRATO (81.169.145.86, IPv6)
- DNS: STRATO
- Email: STRATO
- Email security: no SPF record, DMARC reject
- SSL: Sectigo, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 2,954,872, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| theater-zitadelle.de | 27 |
| www.theater-zitadelle.de | 5 |
Full technology history →
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Recent changes
- detected Tailwind CSS Aug 2026
- dropped Lightbox Apr 2026
- dropped Swiper Apr 2026
- detected GSAP Feb 2026
- dropped anime.js Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Lightbox Nov 2025
- dropped Priority Hints Nov 2025
- detected Swiper Nov 2025