CF1763458687509-tsm20251116095642

WWW.RTSAK.COM - rfcsb.com

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rfcsb.com checked at 2025-11-18T09:38:07.302Z 4977ms 104/104/104 100% R:14 allDone:true timedOut:false

rfcsb.com

MXmail.rfcsb.com
A210.51.169.13🇨🇳 AS-4812-CNC-HP
NSce1.xincache.com
A2402:4e00:1470:2::e 🇨🇳 TENCENT-NET-AP
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN
A112.80.181.45🇨🇳 CHINA169-Backbone
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC
A117.135.128.235🇨🇳 CHINAMOBILE-CN
PTR.
A125.94.59.210🇨🇳 CHINA-TELECOM
A129.211.176.209🇨🇳 TENCENT-NET-AP
NSce2.xincache.com
A2402:4e00:111:fff::c 🇨🇳 TENCENT-NET-AP
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC
A117.135.128.235🇨🇳 CHINAMOBILE-CN
PTR.
A129.211.176.239🇨🇳 TENCENT-NET-AP
A220.196.136.35🇨🇳 UNICOM-SHFT-IDC
A183.60.188.240🇨🇳 CHINA-TELECOM

com

NSa.gtld-servers.net
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Starts with same word

Starts similarily

AI analysis

rfcsb.com is the parent of mail.rfcsb.com.

rfcsb.com points to a single IP number: 183.60.188.240.

other host names for instance wjshy.com, gdjihua.com, stlsz.com, china-rcx.com and sytldjc.com share IP numbers with rfcsb.com.

rfcsb.com is delegated to two name servers: ce1.xincache.com and ce2.xincache.com.

rfcsb.com shares the same name server setup as other domains, for example xn--msv6p231i.net, eegcoil.com, xdbnm.cn, gqxj.com and xn--uds622ibwo.cn.

Seven IPs: ce1.xincache.com points to 2402:4e00:1470:2::e, 1.12.0.4, 112.80.181.45, 117.89.178.173, 117.135.128.235, 125.94.59.210 and 129.211.176.209.

Six IPs: ce2.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 117.89.178.184, 117.135.128.235, 129.211.176.239 and 220.196.136.35.

Names pointing to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.

rfcsb.com is handled by a single mail server, mail.rfcsb.com.

Host name mail.rfcsb.com points to IP address 210.51.169.13.

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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