What powers 
sigmaos.com?
Last seen Oct 2026 · 39 technologies across 20 categories
Advertising
Analytics
Caching
CDN
CMS
Customer data platform
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
UI frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 66% desktop
- 34% phone
United States
Indonesia
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.29 / 10 · ranked #436,107 of all domains
125 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 8.9 MB · 125 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Apr 2020 (6 years) via NameCheap, Inc., renews Apr 2027
- Hosted on Amazon Web Services (35.71.142.77)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: ZeroSSL, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,941,468, 6 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| docs.sigmaos.com | 21 |
| sigmaos.com | 18 |
| blog.sigmaos.com | 16 |
| beta.sigmaos.com | 15 |
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Mar 2026
- dropped Cloudflare Bot Management Mar 2026