What powers sisters.or.kr?
Last seen Sep 2026 · 13 technologies across 6 categories
Analytics
Google Analytics
since Jun 2022
Naver Analytics
since Jun 2022
JavaScript frameworks
JavaScript libraries
Swiper
since Sep 2022
Underscore.js
since Jun 2022
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Java
since Jun 2022
Webmail
Google Workspace
since Aug 2022
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 not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 66% desktop
- 30% phone
- 4% tablet
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #535,150 of all domains
97 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 15.9 MB · 77 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (43.200.140.37)
- DNS: uhost.co.kr
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,201,087, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sisters.or.kr | 13 |
| www.sisters.or.kr | 13 |