What powers 
openline.nl?
Last seen Sep 2026 · 15 technologies across 10 categories
Analytics
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Security
Tag managers
Web frameworks
Web servers
Webmail
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Search and AI assistants
- PetalBot Blocked
The other 32 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 petalbot added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 petalbot removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
1 of 33 AI crawlers blocked
Audience
- 55% desktop
- 45% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.52 / 10 · ranked #872,797 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 2.1 MB · 50 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on RADWARE (66.22.36.119, IPv6)
- DNS: virtualcenter.nl
- Email: openline.nl
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed, CAA
- SSL: Sectigo, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 9,971,556, 2 hosts
- Verified with: 1Password, Apple Business, Cisco, Microsoft Dynamics 365, Microsoft 365, OpenAI
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| workspace.openline.nl | 10 |
| openline.nl | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Analytics Aug 2026
- dropped Font Awesome May 2026
- dropped Google Font API May 2026
- dropped reCAPTCHA May 2026
- dropped Google Analytics Mar 2026
- dropped Axios Dec 2025
- dropped cdnjs Dec 2025
- dropped Cloudflare Dec 2025
- detected Google Analytics Dec 2025
- dropped Nginx Dec 2025
- dropped PHP Dec 2025
- dropped Plesk Dec 2025
- detected React Dec 2025
- detected React Router Dec 2025
- dropped Google Analytics Nov 2025