WWW.RTSAK.COM - 21cs.net
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21cs.net checked at 2025-10-29T04:46:42.362Z 201ms 106/106/106 100% R:1221cs.net
| MX | mxbiz1.qq.com | ||||||
| A | 103.86.78.2🇭🇰 HUTCHISON-AS-AP | ||||||
| A | 103.86.78.3🇭🇰 HUTCHISON-AS-AP | ||||||
| MX | mxbiz2.qq.com | ||||||
| A | 43.154.252.16🇭🇰 TENCENT-NET-AP-CN | ||||||
| A | 43.154.252.202🇭🇰 TENCENT-NET-AP-CN | ||||||
| NS | desk.dnspod.net | ||||||
| A | 2402:4e00:1470:2::e 🇨🇳 CNNIC-TENCENT-NET-AP | ||||||
| A | 1.12.0.4🇨🇳 TENCENT-NET-AP-CN | ||||||
| A | 1.14.119.35🇨🇳 CNNIC-TENCENT-NET-AP | ||||||
| A | 111.13.13.35🇨🇳 CHINAMOBILE-CN | ||||||
| A | 112.80.181.45🇨🇳 CHINA169-Backbone | ||||||
| A | 117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC | ||||||
| NS | pentagon.dnspod.net | ||||||
| A | 2402:4e00:111:fff::c 🇨🇳 CNNIC-TENCENT-NET-AP | ||||||
| A | 1.12.0.1🇨🇳 TENCENT-NET-AP-CN | ||||||
| A | 36.155.149.176🇨🇳 CMNET-Jiangsu-AP | ||||||
| A | 101.227.168.35🇨🇳 CHINANET-SH-AP | ||||||
| A | 111.206.98.235🇨🇳 CHINA169-BJ | ||||||
| A | 129.211.176.239🇨🇳 CNNIC-TENCENT-NET-AP | ||||||
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AI analysis
21cs.net is delegated to two name servers desk.dnspod.net and pentagon.dnspod.net.
21cs.net shares the same name server setup as other domains, for instance ezso.cn, liuqingwei.cn, vdkp.cn, taokevr.com and gu-yun.com.
Host names with six IP numbers:
Host name desk.dnspod.net points to: 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 112.80.181.45 and 117.89.178.173.
Host name pentagon.dnspod.net points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 101.227.168.35, 111.206.98.235 and 129.211.176.239.
Two mail servers handle 21cs.net: mxbiz1.qq.com and mxbiz2.qq.com.
21cs.net shares the same mail server setup as other domains, for instance blackeeper.com, qh-sh.com, snnu.net, wsinteract.com and coyiba.com.
21cs.net shares some mail servers with other domains, at least partially, for instance kelor.cn, 68m.net, shoujiquan.com.cn, betterlte.com and ourecg.com.
Host names with two IP numbers:
The host name mxbiz1.qq.com points to 103.86.78.2 and 103.86.78.3; the host name mxbiz2.qq.com points to 43.154.252.16 and 43.154.252.202.