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castech.com

MXmailcdn.21cn.com
A47.89.13.55πŸ‡­πŸ‡° CNNIC-ALIBABA-CN-NET-AP
PTRhwmail.21cn.com
A47.244.57.14πŸ‡­πŸ‡° CNNIC-ALIBABA-CN-NET-AP
PTRhwmail.21cn.com
A47.254.32.24πŸ‡ΊπŸ‡Έ CNNIC-ALIBABA-CN-NET-AP
PTRhwmail.21cn.com
A47.254.74.62πŸ‡ΊπŸ‡Έ CNNIC-ALIBABA-CN-NET-AP
PTRhwmail.21cn.com
MXmta-ent.21cn.com
A183.56.203.132πŸ‡¨πŸ‡³ CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC
A183.56.205.179πŸ‡¨πŸ‡³ CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC
NSns11.xincache.com
A2402:4e00:1470:2::eπŸ‡¨πŸ‡³ TENCENT-NET-AP
A2402:4e00:1730::eπŸ‡¨πŸ‡³ TENCENT-NET-AP
A1.12.0.4πŸ‡¨πŸ‡³ TENCENT-NET-AP-CN
A36.155.149.180πŸ‡¨πŸ‡³ CMNET-Jiangsu-AP
A112.80.181.45πŸ‡¨πŸ‡³ CHINA169-Backbone
A117.89.178.173πŸ‡¨πŸ‡³ ChinaNet-NANJING-JISHAN-IDC
A125.94.59.210πŸ‡¨πŸ‡³ CHINA-TELECOM
A129.211.176.209πŸ‡¨πŸ‡³ TENCENT-NET-AP
NSns12.xincache.com
A2402:4e00:111:fff::cπŸ‡¨πŸ‡³ TENCENT-NET-AP
A1.12.0.1πŸ‡¨πŸ‡³ TENCENT-NET-AP-CN
A36.155.149.176πŸ‡¨πŸ‡³ CMNET-Jiangsu-AP
A112.80.181.111πŸ‡¨πŸ‡³ CHINA169-Backbone
A117.89.178.184πŸ‡¨πŸ‡³ ChinaNet-NANJING-JISHAN-IDC
A129.211.176.239πŸ‡¨πŸ‡³ TENCENT-NET-AP
A163.177.5.23πŸ‡¨πŸ‡³ UNICOM-GuangZhou-IDC
A123.59.154.172πŸ‡¨πŸ‡³ CHINA169-BJ

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AI analysis

The parent of gb.castech.com is castech.com.

castech.com points to IP number: 123.59.154.172.

Other host names such as chunheng.com.cn, tc-ws.com, zkxcl.com, gin-ee.com and kmjs.cn share IPs with castech.com.

castech.com is delegated to two name servers: ns11.xincache.com and ns12.xincache.com.

castech.com shares the same name server setup as 32s.net, wpsdrive.com, yangguangnet.com, china-arab.com and scdeng.com.

Eight IP numbers: ns11.xincache.com points to 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers: ns12.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

castech.com is handled by two mail servers: mailcdn.21cn.com and mta-ent.21cn.com.

The mail server setup for castech.com matches that of other domains, for instance ttk-spring.com.cn, get-pink.com.cn, ptzyzx.com, zjmaxens.com and sinbu.cn.

castech.com shares at least partially some mail servers with other domains, including hongherry.21cn.com, download.21cn.com, k39.com, volgd.com and chinfic.com.

Host names with four IPs:

mailcdn.21cn.com points to: 47.89.13.55, 47.244.57.14, 47.254.32.24 and 47.254.74.62.

Host names with two IPs:

mta-ent.21cn.com points to: 183.56.203.132 and 183.56.205.179.