What powers 
sika.net?
Last seen Sep 2026 · 40 technologies across 18 categories
Advertising
Appointment scheduling
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Maps
Marketing automation
Miscellaneous
Performance
Programming languages
Security
Video players
Web servers
Webmail
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 *: Restricted (was Allowed)
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 61% desktop
- 39% phone
Germany
India
Egypt
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.51 / 10 · ranked #880,038 of all domains
72 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 18.6 MB · 81 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Karriere SIKA Dr. Siebert und Kühn (Sika Dr. Siebert & Kühn on Wikidata)
- Founded: 1901
- Country: Germany
- Profiles: Facebook, LinkedIn, Instagram, YouTube
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Hetzner (213.133.107.218)
- DNS: ns14.net
- Email: sophos.com
- Email security: SPF (hard fail), DMARC reject
- SSL: DigiCert, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 9,524,059, 6 hosts
- Verified with: Amazon Business, Apple Business, LinkedIn, Microsoft 365, Sophos
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| karriere.sika.net | 31 |
| www.sika.net | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Analytics Sep 2026
- dropped GSAP May 2026
- dropped HSTS May 2026
- detected Lightbox May 2026
- dropped ScrollMagic May 2026
- detected Splide Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Lightbox Nov 2025