What powers pkmer.cn?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
Baidu Analytics (百度统计)
since Dec 2023
JavaScript frameworks
JavaScript libraries
Swiper
since Dec 2023
Miscellaneous
Open Graph
since Dec 2023
Security
HSTS
since Dec 2023
UI frameworks
Tailwind CSS
since Dec 2023
Web servers
Nginx
since Dec 2023
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Japan
China
Hong Kong SAR China
Taiwan
Singapore
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.78 / 10 · ranked #2,013,931 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Alibaba Cloud (121.41.50.63)
- DNS: Alibaba Cloud DNS
- Email: Alibaba Mail
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 1,986,953, 5 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Umami Nov 2025