What powers 
halvarsson.se?
Last seen Sep 2026 · 41 technologies across 21 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Recruitment & staffing
Security
UI frameworks
Video players
Web 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 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
3.78 / 10 · ranked #726,285 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Swedish (Sweden)
- Weight: 15.6 MB · 71 requests
- WordPress theme: dbase (child: halvarsson) · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on RACKFISH (194.169.225.113)
- DNS: nmugroup.se
- Email: Microsoft 365
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 7,009,540, 7 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.halvarsson.se | 27 |
| halvarsson.se | 22 |
| karriar.halvarsson.se | 18 |
Full technology history →
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