What powers 
ntpro.nl?
Last seen Oct 2026 · 4 technologies across 4 categories
Font scripts
Programming languages
Web servers
Webmail
AI Crawlers
Blocks 4 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- Bytespider Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- PetalBot Blocked
The other 29 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
4 of 33 AI crawlers blocked
Open Page Rank
4.04 / 10 · ranked #542,655 of all domains
59 referring domains · OpenPageRank
Page
- Language: English
- Weight: 3.3 MB · 8 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on UNISERVER-AS Uniserver Internet B.V. (62.148.185.2)
- DNS: dnstools.nl
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 4096, expires Feb 2027
- Common Crawl link graph: rank 2,089,126, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Java Jun 2026
- dropped jQuery Jun 2026
- dropped Lightbox Jun 2026
- dropped PerimeterX Jun 2026
- dropped RSS Jun 2026
- dropped Serendipity Jun 2026
- dropped YouTube Jun 2026
- dropped Cloudflare May 2026
- dropped Cloudflare Bot Management May 2026
- detected Google Font API May 2026
- detected Cloudflare Mar 2026
- detected Cloudflare Bot Management Mar 2026
- detected Java Mar 2026
- detected PerimeterX Mar 2026
- detected YouTube Mar 2026
- dropped YouTube Feb 2026