What powers swallowcastle.nl?
Last seen Oct 2026 · 7 technologies across 5 categories
CMS
Databases
MySQL
since Jun 2020
Miscellaneous
Page builders
WordPress Block Editor
since Sep 2024
Programming languages
Adobe Flash
since Oct 2021
PHP
since Jun 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.82 / 10 · ranked #16,292,868 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 1.4 MB · 22 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CLDIN-NL Your Hosting B.V. part of Your.Online (185.103.156.60, IPv6)
- DNS: auroradns.eu
- Email: pcextreme.nl
- Email security: SPF (soft fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P384, wildcard, expires Dec 2026
- Common Crawl link graph: rank 40,380,657
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted