What powers 
relaycall.or.kr?
Last seen Sep 2026 · 15 technologies across 10 categories
Analytics
Google Analytics
since Jul 2021
CDN
cdnjs
since Oct 2025
Cloudflare
since Oct 2025
Font scripts
Google Font API
since Jul 2021
JavaScript libraries
Miscellaneous
Kakao
since Sep 2023
Operating systems
CentOS
since Sep 2021
Programming languages
Web frameworks
Express
since Sep 2021
Web server extensions
Web servers
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 85% phone
- 15% desktop
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.30 / 10 · ranked #197,594 of all domains
56 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 10.7 MB · 74 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on NBPAP-AS-AP NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD. (175.106.84.241)
- DNS: nia.or.kr
- Email: no MX record returned
- Email security: SPF (hard fail)
- SSL: TuringSign Global SA, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 9,735,231, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| turn.relaycall.or.kr | 12 |
| 107.relaycall.or.kr | 10 |
| mail.relaycall.or.kr | 10 |