IPLIST.NET - smtpf4.forptr.21cn.com

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smtpf4.forptr.21cn.com checked at 2025-11-19T16:56:08.897Z 1465ms 37/37/37 100% R:7 allDone:true timedOut:false

`smtpf4.forptr.21cn.com`

MX	`mta-ent.21cn.com`
		A	183.56.203.132^{🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC}
		A	183.56.205.179^{🇨🇳 CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC}

MX mta-ent.21cn.com

smtpf4.forptr.21cn.com is handled by a single mail server, mta-ent.21cn.com.

The mail server setup for smtpf4.forptr.21cn.com matches that of other domains, for instance ums.dgnet.gd.cn, sunway.com.cn, max2-104.guangzhou.gd.cn, gz-ts-2.guangzhou.gd.cn and bosswave.cn.

smtpf4.forptr.21cn.com shares at least partially some mail servers with other domains, including josen.com.cn, mayen-mart.com, wbseal.com, true-magic.net and sakirana.com.

these mail servers are commonly used together with mailcdn.21cn.com.

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