What powers 
coremail.cn?
Last seen Dec 2025 · 15 technologies across 9 categories
Advertising
Microsoft Advertising
since Dec 2025
Analytics
Baidu Analytics (百度统计)
since Aug 2022
Microsoft Clarity
since Dec 2025
Documentation
JavaScript frameworks
JavaScript libraries
Clipboard.js
since Aug 2022
Swiper
since Sep 2022
Miscellaneous
Webpack
since Oct 2024
Programming languages
Java
since Jun 2024
UI frameworks
Bootstrap
since Aug 2022
Element UI
since Oct 2024
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% desktop
China
United States
Japan
Singapore
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.92 / 10 · ranked #49,329 of all domains
256 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on NETEASE-NETWORK NetEase Building No.16 Ke Yun Road (59.111.192.51)
- DNS: bee-net.com
- Email: icoremail.net
- Email security: SPF (hard fail), DMARC monitor only, MTA-STS, BIMI
- SSL: GoDaddy, RSA 2048, wildcard, expires Apr 2027
- Common Crawl link graph: rank 2,253,581, 10 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.coremail.cn | 10 |
| apply.coremail.cn | 6 |
| lunkr.coremail.cn | 5 |
| help-lunkr.coremail.cn | 3 |
| www-lunkr.coremail.cn | 3 |
| support.coremail.cn | 2 |