What powers koi-vijver.nl?
Last seen Sep 2026 · 5 technologies across 5 categories
Ecommerce
Cart Functionality
since Aug 2020
Hosting panels
Plesk
since Jun 2020
JavaScript libraries
core-js
since Oct 2021
Programming languages
Adobe Flash
since Jul 2021
Web servers
Apache HTTP Server
since Jun 2020
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
- 100% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.11 / 10 · ranked #11,017,036 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch
- Weight: 21.8 MB · 80 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Contabo (144.91.124.83)
- DNS: i-host4u.nl
- Email: spamexperts.com
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 52,669,528, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted