What powers esn.se?
Last seen Sep 2026 · 11 technologies across 7 categories
Analytics
Google Analytics
since May 2024
CMS
Google Sites
since Feb 2022
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Closure Library
since Oct 2023
Marked
since Jul 2026
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Sweden
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.57 / 10 · ranked #2,377,175 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 6.7 MB · 56 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on LOOPIA (194.9.94.85)
- DNS: Loopia
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 4,322,918, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.esn.se | 10 |
| eng.esn.se | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Marked Jul 2026
- detected Closure Library Jan 2026