b2z.cn - robtex.com

b2z.cn

DNSSEC⚠️ Not signed
A59.110.231.228🇨🇳 Alibaba-Cloud59.110.128.0/17 CT BeiJing IDC
NSdns3.hichina.com ⭐
A2408:4009:501::11🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.113🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.123🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
NSdns4.hichina.com
A2408:4009:501::12🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.114🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A139.224.142.124🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
MXmxdomain.qq.com ⭐
SOAdns3.hichina.comhostmaster@hichina.com 2026-01-09 #13

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034590270

Subdomains

mail.b2z.cn
dns3.b2z.cn

Same first word

b2z.in
b2z.nl
b2z.cn
b2z.org
b2z.exchange
b2z.ru
b2z.net
b2z.de

Similar names

bz2.pl
2zb.mobi
z2b.cn
bz2.us
bz2.jp
zb2.pl
2bz.us
bz2.ru
z2b.de
bz2.com
bz2.fr
2bz.com
bz2.de
z2b.info
z2b.ru
z2b.biz
2zb.pro
2bz.de
zb2.ru
bz2.cn
2zb.de
2bz.pl
2bz.cn
2zb.com
2bz.it
bz2.me
zb2.de
2bz.ru
zb2.com
bz2.mobi
2bz.fr
zb2.net
bz2.googleapis.com
bz2.nl
z2b.com

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSdns3.hichina.comdns4.hichina.comdns23.hichina.comdns24.hichina.comMXmxdomain.qq.comA59.110.231.228119.188.124.113
○NSdns23.hichina.com2015-05-17 → 2016-04-20 · 4 obs
● 2015-05-17 22:54:24
● 2016-04-20 01:22:20
○ 2026-03-26 12:10:22
○ 2026-03-26 17:03:52
○NSdns24.hichina.com2015-05-17 → 2016-04-20 · 4 obs
● 2015-05-17 22:54:24
● 2016-04-20 01:22:20
○ 2026-03-26 12:10:22
○ 2026-03-26 17:03:52
●NSdns3.hichina.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-04-20 01:22:20
● 2026-03-26 12:10:22
● 2026-03-26 17:03:52
●NSdns4.hichina.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-04-20 01:22:20
● 2026-03-26 12:10:22
● 2026-03-26 17:03:52
●MXmxdomain.qq.com2015-05-17 → 2026-03-26 · 2 obs
● 2015-05-17 22:54:24
● 2026-03-26 17:03:52
○A119.188.124.1132015-05-17 → 2016-04-20 · 4 obs
● 2015-05-17 22:54:24
● 2016-04-20 01:22:20
○ 2026-03-26 12:10:22
○ 2026-03-26 17:03:52
●A59.110.231.2282026-03-26 → 2026-03-26 · 3 obs
○ 2016-04-20 01:22:20
● 2026-03-26 12:10:22
● 2026-03-26 17:03:52

🔍 DNS Trace

Analysis

Hierarchy

b2z.cn is a parent of mail.b2z.cn and dns3.b2z.cn.

IP Addresses

b2z.cn points to IP number: 59.110.231.228.

Other host names, for instance mail.b2z.cn and dns3.b2z.cn, share IP numbers with b2z.cn.

Name Servers

b2z.cn is delegated to two name servers: dns3.hichina.com and dns4.hichina.com.

b2z.cn shares the same name server setup as gkzyb.com, cdqnfs.com, firsmart.com, usrjk.com and gebm.cn.

b2z.cn at least partially shares name servers with other domains, for instance calre.cn, getoneme.com, rggn.cn, 4i2.com and jybzclxs.cn.

these name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Nine IP numbers per host:

dns3.hichina.com points to: 2408:4009:501::11, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns4.hichina.com points to: 2408:4009:501::12, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

b2z.cn is handled by a single mail server, mxdomain.qq.com.

The mail server setup for b2z.cn matches that of other domains, for instance bidemingqi.com, bobshen.com, afengsoft.com, xuejin.com and devinz.org.

b2z.cn shares at least partially some mail servers with other domains, including sanro.cn, aucybest.com, eaypal.com, 1989x.net and unieos.com.

these mail servers are commonly used with mxbiz1.qq.com and mxbiz2.qq.com.