What powers portraitarchiv.ch?
Last seen Aug 2026 · 7 technologies across 4 categories
JavaScript frameworks
JavaScript libraries
Miscellaneous
UI frameworks
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 30% desktop
- 13% tablet
Switzerland
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.20 / 10 · ranked #1,271,170 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 0.9 MB · 30 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Portrait Archive
- Founded: 2011
- Country: Switzerland
From Wikidata (CC0).
Infrastructure
- Hosted on CYON (149.126.4.106, IPv6)
- DNS: cyon.ch
- Email: portraitarchiv.ch
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,093,539, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| portraitarchiv.ch | 7 |
| www.portraitarchiv.ch | 7 |
Full technology history →
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