What powers sument.kr?
Last seen Oct 2026 · 19 technologies across 10 categories
Analytics
CDN
CMS
Databases
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Tag managers
Web servers
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Oct 2026.
Training crawlers
- ClaudeBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
Search and AI assistants
- PerplexityBot Allowed
The other 29 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt found
- ai.txt not checked
- Oct 2026 claudebot added to robots.txt
- Oct 2026 google-extended added to robots.txt
- Oct 2026 gptbot added to robots.txt
- Oct 2026 perplexitybot added to robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 60% desktop
- 40% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.74 / 10 · ranked #18,023,328 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Korean
- Weight: 1.9 MB · 34 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SK Broadband (116.120.59.116)
- DNS: Cafe24
- Email: Cafe24
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 38,248,944, 2 hosts
DNS records as swept Oct 2026. How the web is hosted