What powers calmarsundsvvs.se?
Last seen Sep 2026 · 12 technologies across 8 categories
Advertising
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Web servers
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Sweden
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.07 / 10 · ranked #3,414,205 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Swedish (Sweden)
- Weight: 5.8 MB · 38 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Calmarsunds VVS
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Microsoft (4.225.83.56)
- DNS: one.com
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 18,948,218, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted