What powers callens.eu?
Last seen Oct 2026 · 34 technologies across 19 categories
Analytics
CDN
CMS
Cookie compliance
Issue trackers
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Programming languages
Security
SEO
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Webmail
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
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 32% phone
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.81 / 10 · ranked #1,956,840 of all domains
21 referring domains · OpenPageRank
Search traffic
11 est. monthly organic visits (US)
8 keywords in Google's top 30
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 1.6 MB · 57 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Callens Group
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Combell (188.208.37.199, IPv6)
- DNS: combell.eu
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 9,623,268, 3 hosts
- Verified with: Apple Business, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.callens.eu | 33 |
| jobs.callens.eu | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Alpine.js Oct 2026
- detected Craft CMS Oct 2026
- detected Google Maps Oct 2026
- detected GSAP Oct 2026
- detected HSTS Oct 2026
- detected Htmx Oct 2026
- detected Linkedin Insight Tag Oct 2026
- detected lit-element Oct 2026
- detected lit-html Oct 2026
- detected LottieFiles Oct 2026
- detected Open Graph Oct 2026
- detected SEOmatic Oct 2026
- detected Sprig plugin Oct 2026
- detected Swiper Oct 2026
- detected Tailwind CSS Oct 2026
- detected Yii Oct 2026
- dropped Google AdSense Mar 2026