What powers checkit.is?
Last seen Sep 2026 · 15 technologies across 12 categories
Analytics
CMS
JavaScript libraries
Miscellaneous
PaaS
Performance
Photo galleries
Security
Tag managers
Web servers
Webmail
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, Content Signals
Audience
- 95% phone
- 5% desktop
United States
Spain
Germany
Iceland
United Kingdom
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.33 / 10 · ranked #2,821,092 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 100 ms |
| CLS | 0.7 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Icelandic
- Weight: 1.8 MB · 83 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (18.197.248.23)
- DNS: stefna.is
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 14,002,913, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Amazon CloudFront Feb 2026
- dropped FancyBox Feb 2026
- dropped Google Hosted Libraries Feb 2026
- dropped HTTP/3 Feb 2026
- dropped jQuery UI Feb 2026
- dropped PHP Feb 2026
- dropped PWA Feb 2026
- dropped RSS Feb 2026
- detected Duda Jan 2026
- detected Lodash Jan 2026
- detected MobX Jan 2026
- detected Nginx Jan 2026
- detected PhotoSwipe Jan 2026
- detected Priority Hints Jan 2026
- detected Snowplow Analytics Jan 2026