What powers zero-to-n.com?
Last seen Sep 2026 · 43 technologies across 19 categories
Analytics
CDN
CMS
Ecommerce
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
PaaS
Rich text editors
RUM
Security
Tag managers
UI frameworks
Video players
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 93% desktop
- 7% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.68 / 10 · ranked #5,068,780 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Korean
- CDN: Amazon CloudFront
- Weight: 12.4 MB · 214 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 제로투엔건축사사무소종합건설(주)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (15.165.167.69)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,581,644, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| zero-to-n.com | 28 |
| www.zero-to-n.com | 17 |
| landlord.zero-to-n.com | 9 |
| recruit.zero-to-n.com | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Unpkg Feb 2026