What powers
sievert.se?
Last seen Aug 2026 · 33 technologies across 18 categories
Advertising
Analytics
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
PaaS
Performance
Programming languages
Security
UI frameworks
Web servers
Webmail
WordPress plugins
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 65% phone
- 35% desktop
United Kingdom
Sweden
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #960,883 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 175 ms |
| CLS | 0.1 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Netlify
- Weight: 0.9 MB · 48 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (3.33.186.135)
- DNS: Azure DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 11,556,790, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sievert.se | 19 |
| www.sievert.se | 16 |