What powers supportcasper.nl?
Last seen Aug 2026 · 19 technologies across 11 categories
Advertising
Analytics
Cookie compliance
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
Tag managers
Web servers
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
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.51 / 10 · ranked #400,836 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 4.4 MB · 51 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INTERRACKS-AS (91.205.192.15)
- DNS: cloudmonsters.nl
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 7,996,394, 2 hosts
- Verified with: Brevo, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| supportcasper.nl | 19 |
| www.supportcasper.nl | 17 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Nginx Jul 2026
- detected CookieFirst Apr 2026
- detected Preact Apr 2026
- dropped Bootstrap Dec 2025
- detected AppNexus Oct 2025
- detected Google Tag Manager Oct 2025