What powers gu-optics.com?
Last seen Aug 2026 · 11 technologies across 9 categories
Analytics
Baidu Analytics (百度统计)
since Jul 2026
CDN
Alibaba Cloud CDN
since Jul 2026
Ecommerce
Cart Functionality
since Jul 2026
JavaScript frameworks
Vue.js
since Jul 2026
JavaScript libraries
Programming languages
PHP
since Jul 2026
Security
HSTS
since Jul 2026
Web frameworks
ThinkPHP
since Jul 2026
Web servers
Nginx
since Jul 2026
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 Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.50 / 10 · ranked #24,757,130 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.