tb.ccb.com - robtex.com

tb.ccb.com

DNSSEC⚠️ Not signed
NSns2.ccb.com ⭐ ⚠️ Not in parent delegation
A2409:874c:d10:b0::1🇨🇳 CHINAMOBILE-CN2409:874c:c00::/39 CMI (Customer Route)
A240e:668:2a03::1🇨🇳 CHINANET-BACKBONE240e:668::/29 China Telecom (Hubei) Limited
A58.49.72.251🇨🇳 CHINANET-BACKBONE58.48.0.0/13 CMI (Customer Route)
A111.47.192.251🇨🇳 CHINAMOBILE-CN111.47.192.0/24 CMI (Customer Route)
NSns1.ccb.com ⚠️ Not in parent delegation
A2408:8606:3600::2🇨🇳 CHINA169-BJ2408:8606::/34 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street
A240e:604:106:10::2🇨🇳 CHINANET-BACKBONE240e:604::/30 China Telecom (Beijing) Limited
A106.37.193.110🇨🇳 CHINANET-BJ-METRO106.37.0.0/16 CHINANET Beijing province network
A111.205.126.110🇨🇳 CHINA169-BJ111.205.64.0/18 CMI (Customer Route)
NSns3.ccb.com ⚠️ Not in parent delegation
A2409:8700:1821:f2::2🇨🇳 CMNET-BEIJING-AP2409:8700::/32 CMI (Customer Route)
A240e:604:104:30::2🇨🇳 CHINANET-BACKBONE240e:604::/30 China Telecom (Beijing) Limited
A124.126.72.2🇨🇳 CHINANET-BJ-METRO124.126.0.0/16 regist for BJCT
A183.242.35.2🇨🇳 CMNET-BEIJING-AP183.242.35.0/24 CMI (Customer Route)
NSns4.ccb.com ⚠️ Not in parent delegation
A2409:8700:1821:f2::2🇨🇳 CMNET-BEIJING-AP2409:8700::/32 CMI (Customer Route)
A240e:604:104:30::2🇨🇳 CHINANET-BACKBONE240e:604::/30 China Telecom (Beijing) Limited
A124.126.72.2🇨🇳 CHINANET-BJ-METRO124.126.0.0/16 regist for BJCT
A183.242.35.2🇨🇳 CMNET-BEIJING-AP183.242.35.0/24 CMI (Customer Route)
MXmail-in1.tb.ccb.com ⭐
A223.72.147.221🇨🇳 CMNET-BEIJING-AP223.72.128.0/17 CMI (Customer Route)
MXmail-in2.tb.ccb.com ⭐
A223.72.147.222🇨🇳 CMNET-BEIJING-AP223.72.128.0/17 CMI (Customer Route)
MXmail-in3.tb.ccb.com ⭐
A124.127.253.221🇨🇳 CHINANET-BJ-METRO124.127.192.0/18 regist for end user
MXmail-in4.tb.ccb.com ⭐
A124.127.253.222🇨🇳 CHINANET-BJ-METRO124.127.192.0/18 regist for end user
SOAns2.ccb.comliuyanan@ns2.ccb.com 2025-06-13 #1

ccb.com

DNSSEC⚠️ Not signed
A2409:8700:21:30::78🇨🇳 CMNET-BEIJING-AP2409:8700:21::/48 CMI (Customer Route)
A111.46.49.85🇨🇳 CHINAMOBILE-CN111.46.0.0/17 CMI (Customer Route)
NSns2.ccb.com ⭐
NSns1.ccb.com
NSns3.ccb.com
NSns4.ccb.com
NSns5.ccb.com
MXmail-in1.ccb.com ⭐
MXmail-in2.ccb.com ⭐
MXmail-in3.ccb.com ⭐
MXmail-in4.ccb.com ⭐
TXTv=spf1 ip4:223.72.147.0/24 ip4:124.127.253.0/24 -all
SOAns2.ccb.comliuyanan@ccb.com 2026-05-07 #4
WOT: SAFE (90/100)
rank #5187 globally
rank #2602 in the tld
WOT: SAFE (90/100)
📈 Tranco rank: #10,260

Subdomains

mail-out3.tb.ccb.com
mail-out2.tb.ccb.com
mail-out1.tb.ccb.com
mail-in4.tb.ccb.com
mail-in3.tb.ccb.com
mail-in1.tb.ccb.com
mail-in2.tb.ccb.com
mail-out4.tb.ccb.com

Same first word

tb.partners
tb.hu
tb.edu.ge
tb.su
tb.ag
tb.pl
tb.org
tb.com.mx
tb.fyi
tb.eu
tb.com.tr
tb.legal
tb.al
tb.net
tb.net.sa
tb.fo
tb.hk
tb.de
tb.network
tb.altervista.org
tb.com.cn
tb.sk
tb.cz
tb.net.ua
tb.org.tr
tb.ma
tb.kz
tb.ms
tb.com.tw
tb.co.th
tb.co.za
tb.arq.br
tb.to
tb.ae
tb.pro
tb.is
tb.fund
tb.sg
tb.fi
tb.tj
tb.ca
tb.world
tb.lt
tb.la
tb.be
tb.lv
tb.institute
tb.se
tb.com.ar
tb.com
tb.tc
tb.ee
tb.edu.tw
tb.ro
tb.org.pl
tb.cn
tb.chat
tb.cc
tb.digital
tb.by
tb.com.ua
tb.ru
tb.tf
tb.com.mk
tb.am
tb.net.tr
tb.run
tb.nl
tb.co
tb.no
tb.wtf

Similar names

bt.es
bt.od.ua
bt.su
bt.co.th
bt.ro
bt.kiev.ua
bt.fr
bt.am
bt.vc
bt.gg
bt.wiki
bt.io
bt.bet
bt.tn
bt.bielsko.pl
bt.com.au
bt.cl
bt.law
bt.cc
bt.uk
bt.solutions
bt.hu
bt.nl
bt.cn
bt.center
bt.se
bt.nfshost.com
bt.lt
bt.ie
bt.fit
bt.ma
bt.fyi
bt.tc
bt.sy
bt.energy
bt.co.kr
bt.rn.gov.br
bt.edgekey.net
bt.no
bt.com.mx
bt.com.tw
bt.co
bt.church
bt.nu
bt.tv
bt.com.bn
bt.de
bt.co.uk
bt.org.ua
bt.school
bt.net.au
bt.my
bt.sg
bt.by
bt.fo
bt.ae
bt.to
bt.me
bt.design
bt.org.uk
bt.associates
bt.ru
bt.inf.br

DNS History

8 records (8 active, 0 former)

20162017201820192020202120222023202420252026NSns1.ccb.comns2.ccb.comns3.ccb.comns4.ccb.comMXmail-in1.tb.ccb.commail-in2.tb.ccb.commail-in3.tb.ccb.commail-in4.tb.ccb.com
●NSns1.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●NSns2.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●NSns3.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●NSns4.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●MXmail-in1.tb.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●MXmail-in2.tb.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●MXmail-in3.tb.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52
●MXmail-in4.tb.ccb.com2015-06-11 → 2026-05-11 · 2 obs
● 2015-06-11 18:27:08
● 2026-05-11 12:33:52

🔍 DNS Trace

Analysis

Hierarchy

tb.ccb.com is the parent of mail-out3.tb.ccb.com, mail-out2.tb.ccb.com, mail-out1.tb.ccb.com, mail-in4.tb.ccb.com, mail-in3.tb.ccb.com and several other host names.

Name Servers

tb.ccb.com is delegated to four name servers: ns1.ccb.com, ns2.ccb.com, ns3.ccb.com and ns4.ccb.com.

tb.ccb.com at least partially shares its name servers with other domains, for instance cl.ccb.com, uk.ccb.com, mo.ccb.com, ch.ccb.com and tw.ccb.com.

Host names with four IPs

Host name ns1.ccb.com points to: 2408:8606:3600::2, 240e:604:106:10::2, 106.37.193.110 and 111.205.126.110.

Host name ns2.ccb.com points to: 2409:874c:d10:b0::1, 240e:668:2a03::1, 58.49.72.251 and 111.47.192.251.

Host name ns3.ccb.com points to: 2409:8700:1821:f2::2, 240e:604:104:30::2, 124.126.72.2 and 183.242.35.2.

Host name ns4.ccb.com points to: 2409:8700:1821:f2::2, 240e:604:104:30::2, 124.126.72.2 and 183.242.35.2.

Host names that point to 2409:8700:1821:f2::2: ns3.ccb.com and ns4.ccb.com.

Host names that point to 240e:604:104:30::2: ns3.ccb.com and ns4.ccb.com.

Host names that point to 124.126.72.2: ns3.ccb.com and ns4.ccb.com.

Host names that point to 183.242.35.2: ns3.ccb.com and ns4.ccb.com.

Pattern: ns3.ccb.com and ns4.ccb.com share the same four targets 2409:8700:1821:f2::2, 240e:604:104:30::2, 124.126.72.2 and 183.242.35.2.

Mail Servers

tb.ccb.com is handled by four mail servers: mail-in1.tb.ccb.com, mail-in2.tb.ccb.com, mail-in3.tb.ccb.com and mail-in4.tb.ccb.com.

Host names with one IP number: mail-in1.tb.ccb.com points to 223.72.147.221; mail-in2.tb.ccb.com points to 223.72.147.222; mail-in3.tb.ccb.com points to 124.127.253.221; mail-in4.tb.ccb.com points to 124.127.253.222.