What powers sisbis.is?
Last seen Sep 2026 · 20 technologies across 11 categories
Analytics
CDN
Ecommerce
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Security
Shopify apps
UI frameworks
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 Sep 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
Iceland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.46 / 10 · ranked #27,556,096 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.8 MB · 224 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65, IPv6)
- DNS: 1984.is
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 31,039,777, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
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Recent changes
- dropped Google Hosted Libraries Sep 2026
- dropped jQuery Sep 2026
- dropped Azure Edge Network May 2026
- detected Google Hosted Libraries May 2026
- detected jQuery May 2026
- detected cdnjs Apr 2026
- dropped Klaviyo Mar 2026
- dropped Klaviyo Reviews Mar 2026
- dropped React Mar 2026
- dropped Google Hosted Libraries Nov 2025
- dropped jQuery Nov 2025