CF1763669073777-tsm20251116095642

DNSWHOIS.INFO - cdnns3.21cn.com

Search for IP or hostnames:

cdnns3.21cn.com checked at 2025-11-20T20:04:33.750Z 298ms 43/43/43 100% R:11 allDone:true timedOut:false

cdnns3.21cn.com

MXmta-ent.21cn.com
A183.56.203.132🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC
A183.56.205.179🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC

21cn.com

MXmta.21cn.com
NSvip3.alidns.com
NSvip4.alidns.com
A240e:980:8100::72d9:250d 🇨🇳 CHINA-TELECOM
A114.217.37.13🇨🇳 CHINA-TELECOM
rank #7722 globally
rank #3959 in the tld

AI analysis

A single mail server handles cdnns3.21cn.com, mta-ent.21cn.com.

cdnns3.21cn.com shares the same mail server setup as other domains, for instance nikoasia.com, pickelhost.com.21cn.com, cache-b.guangzhou.gd.cn, talknow.21cn.com and mx20.21cn.com.

cdnns3.21cn.com shares at least some mail servers with other domains, for example leadjump.cn, acceds.com, pinballbag.com, deke.tech and skyler.com.cn.

These mail servers are often used together with the mail servers mailcdn.21cn.com.

The host name mta-ent.21cn.com resolves to two IP numbers: 183.56.203.132 and 183.56.205.179.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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