What powers zellinger.co.at?
Last seen Oct 2026 · 20 technologies across 14 categories
Accessibility
Advertising
Analytics
CMS
Cookie compliance
JavaScript libraries
Miscellaneous
Performance
Photo galleries
Security
Tag managers
Web servers
Webmail
Widgets
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 found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, Content Signals
Audience
- 100% phone
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.12 / 10 · ranked #3,290,355 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: German
- Weight: 1.1 MB · 71 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Zellinger
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (35.172.94.1)
- DNS: Hetzner
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Jan 2027
- Common Crawl link graph: rank 32,610,635, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Apache HTTP Server Jan 2026
- dropped Bootstrap Jan 2026
- detected Google Analytics Jan 2026
- detected Google Tag Manager Jan 2026
- dropped LazySizes Jan 2026
- dropped PHP Jan 2026
- dropped Swiper Jan 2026
- dropped TYPO3 CMS Jan 2026
- dropped Webpack Jan 2026
- detected Cookiebot Dec 2025
- detected Duda Dec 2025
- detected FlexSlider Dec 2025
- detected HSTS Dec 2025
- detected jQuery Migrate Dec 2025
- detected Lodash Dec 2025
- detected MobX Dec 2025
- detected Nginx Dec 2025
- detected Open Graph Dec 2025
- detected PhotoSwipe Dec 2025
- detected Priority Hints Dec 2025
- detected PWA Dec 2025
- detected RSS Dec 2025
- detected Snowplow Analytics Dec 2025
- detected UserWay Dec 2025