What powers kallenberg.nl?
Last seen Jul 2026 · 12 technologies across 10 categories
Analytics
Google Analytics
since Aug 2022
JavaScript libraries
Live chat
WhatsApp Business Chat
since Aug 2022
Operating systems
Debian
since Jul 2026
Programming languages
PHP
since Aug 2022
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
CakePHP
since Aug 2022
Web servers
Widgets
Elfsight
since Oct 2024
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.20 / 10 · ranked #9,894,630 of all domains
2 referring domains · OpenPageRank
Infrastructure
- Hosted on OPENFIBER (171.22.67.7, IPv6)
- DNS: resellerdns.nl
- Email: mailplatform.eu
- Email security: no SPF record, no DMARC record, DNSSEC signed, CAA
- SSL: Trust Provider B.V., RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 39,359,552, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.kallenberg.nl | 12 |
| kallenberg.nl | 10 |
Full technology history →
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Recent changes
- dropped React Feb 2026
- dropped styled-components Feb 2026