What powers ess.ac.th?
Last seen Oct 2026 · 23 technologies across 13 categories
Authentication
CDN
Editors
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
UI frameworks
Video players
Web frameworks
Web servers
Webmail
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- GPTBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 31 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
2 of 33 AI crawlers blocked
Audience
- 65% phone
- 35% desktop
Thailand
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.14 / 10 · ranked #10,650,881 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 15.6 MB · 271 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 27,637,824, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.ess.ac.th | 16 |
| admission.ess.ac.th | 13 |
| iseme.ess.ac.th | 8 |
| www4.ess.ac.th | 5 |