What powers cert1233.com?
Last seen Aug 2026 · 6 technologies across 4 categories
JavaScript libraries
Programming languages
PHP
since Oct 2021
UI frameworks
Pure CSS
since Oct 2020
Web servers
Apache HTTP Server
since Dec 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 84% phone
- 16% desktop
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #90,954,088 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.1 MB · 15 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| cert1233.com | 6 |
| www.cert1233.com | 6 |