udch.cn - robtex.com

udch.cn

DNSSEC⚠️ Not signed
NSdns23.hichina.com ⭐
A2408:4009:501::31🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-40.defastlink.net
A39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-60.defastlink.net
A47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-200.defastlink.net
A47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-220.defastlink.net
A120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-40.defastlink.net
A120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-60.defastlink.net
A139.224.142.100🇨🇳 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,
PTRip-139-224-142-100.defastlink.net
A139.224.142.110🇨🇳 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,
PTRip-139-224-142-110.defastlink.net
NSdns24.hichina.com
A2408:4009:501::32🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-38.defastlink.net
A39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-61.defastlink.net
A47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-198.defastlink.net
A47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-222.defastlink.net
A120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-38.defastlink.net
A120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-61.defastlink.net
A139.224.142.98🇨🇳 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,
PTRip-139-224-142-98.defastlink.net
A139.224.142.108🇨🇳 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,
PTRip-139-224-142-108.defastlink.net
SOAdns23.hichina.comhostmaster@hichina.com 2026-01-17 #14

cn

DNSSEC⚠️ Not signed
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=2034546407

Same first word

udch.com
udch.cn
udch.work
udch.edu.pe
udch.go.th

Similar names

dcuh.cn
hdcu.net
chdu.org
duch.cz
duch.fr
duch.sk
chud.uk
udhc.net
duch.eu
cudh.edu.mx
cudh.cn
duch.cc
chud.su
hudc.com
duch.com.cn
chud.info
hdcu.co.uk
hucd.net
cdhu.cn
hcud.net
uhdc.kr
hudc.gov.jo
duch.cn
dhuc.ws
cdhu.org
duch.edu.pl
chud.ru
dhcu.org
uchd.cn
dhcu.net
uchd.org.uk
cuhd.org
duch.it
duch.at
duch.com
hdcu.org
hduc.com
hucd.cn
ucdh.com
hcud.de
duch.zgora.pl
hdcu.com
dchu.win
duch.mielec.pl
dhcu.cn
ucdh.edu
udhc.org
hudc.co.uk
uhdc.cn
duch.org
cudh.com
cuhd.com
chud.org
dhuc.de
duch.net
cdhu.net
hdcu.org.uk
chdu.de
uhcd.com
chud.net
hduc.co.kr
hucd.com
ucdh.org
cdhu.com
chud.club
cdhu.sp.gov.br
chud.de
dcuh.com
cdhu.com.br
dchu.tk
hcdu.de
duhc.org
hcdu.ch
dhuc.org
dhcu.ch
dhuc.ch
ucdh.nl
duch.de
udhc.com
duch.dk
chdu.edu.ua
dchu.cn
chud.tv
cdhu.fr
chud.cn
duch.dev
cuhd.de
uchd.org
chdu.ru
chud.zip
chud.us
dhuc.at
chud.ch
hduc.cn
chdu.com
chud.win
cduh.com.ph

DNS History

21 records (2 active, 19 former)

20162017201820192020202120222023202420252026NSdns23.hichina.comdns24.hichina.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comwww.udch.cnMXio.bouncemx.comA104.160.171.92107.167.19.68107.167.19.69107.167.19.70107.167.19.71107.167.19.72107.167.19.73107.167.19.74107.167.19.75CNAMEcs.ename.netu.dcoin.co
○NSdns1.iidns.com2015-11-26 → 2016-09-08 · 4 obs
● 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○NSdns2.iidns.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
●NSdns23.hichina.com2026-03-05 → 2026-03-22 · 3 obs
○ 2017-04-07 03:05:40
● 2026-03-05 20:06:38
● 2026-03-22 23:36:12
●NSdns24.hichina.com2026-03-05 → 2026-03-22 · 3 obs
○ 2017-04-07 03:05:40
● 2026-03-05 20:06:38
● 2026-03-22 23:36:12
○NSdns3.iidns.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○NSdns4.iidns.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○NSdns5.iidns.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○NSdns6.iidns.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○NSwww.udch.cn2017-04-07 → 2017-04-07 · 4 obs
○ 2016-09-08 17:07:00
● 2017-04-07 03:05:40
○ 2026-03-05 20:06:38
○ 2026-03-22 23:36:12
○MXio.bouncemx.com2017-04-07 → 2017-04-07 · 3 obs
● 2017-04-07 03:05:40
○ 2026-03-05 20:06:38
○ 2026-03-22 23:36:12
○A104.160.171.922017-04-07 → 2017-04-07 · 4 obs
○ 2016-09-08 17:07:00
● 2017-04-07 03:05:40
○ 2026-03-05 20:06:38
○ 2026-03-22 23:36:12
○A107.167.19.682015-11-26 → 2015-11-26 · 3 obs
● 2015-11-26 00:50:38
○ 2016-03-18 12:47:20
○ 2026-03-22 23:36:12
○A107.167.19.692015-11-26 → 2015-11-26 · 3 obs
● 2015-11-26 00:50:38
○ 2016-03-18 12:47:20
○ 2026-03-22 23:36:12
○A107.167.19.702015-11-26 → 2015-11-26 · 3 obs
● 2015-11-26 00:50:38
○ 2016-03-18 12:47:20
○ 2026-03-22 23:36:12
○A107.167.19.712015-11-26 → 2015-11-26 · 3 obs
● 2015-11-26 00:50:38
○ 2016-03-18 12:47:20
○ 2026-03-22 23:36:12
○A107.167.19.722016-03-18 → 2016-03-18 · 4 obs
○ 2015-11-26 00:50:38
● 2016-03-18 12:47:20
○ 2016-09-08 17:07:00
○ 2026-03-22 23:36:12
○A107.167.19.732016-03-18 → 2016-03-18 · 4 obs
○ 2015-11-26 00:50:38
● 2016-03-18 12:47:20
○ 2016-09-08 17:07:00
○ 2026-03-22 23:36:12
○A107.167.19.742016-09-08 → 2016-09-08 · 4 obs
○ 2016-03-18 12:47:20
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○A107.167.19.752016-09-08 → 2016-09-08 · 4 obs
○ 2016-03-18 12:47:20
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○CNAMEcs.ename.net2015-11-26 → 2016-09-08 · 4 obs
● 2015-11-26 00:50:38
● 2016-09-08 17:07:00
○ 2017-04-07 03:05:40
○ 2026-03-22 23:36:12
○CNAMEu.dcoin.co2017-04-07 → 2017-04-07 · 4 obs
○ 2016-09-08 17:07:00
● 2017-04-07 03:05:40
○ 2026-03-05 20:06:38
○ 2026-03-22 23:36:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
udch.cndns23.hichina.com, dns24.hichina.com-

✅ Authoritative Response

Server:120.76.107.38

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for udch.cn (unsigned zone)

⏱️ Timing

Total: 1957ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns24.hichina.com, dns23.hichina.com
SOA1dns23.hichina.com hostmaster.hichina.com

Analysis

Name Servers

Two name servers dns23.hichina.com and dns24.hichina.com are delegated to udch.cn.

udch.cn uses the same name server configuration as other domains, such as swrw.com, alongsiden.com, 0760100.com, wyguang.com and ruikeyz.com.

udch.cn at least partially shares name servers with other domains such as maidiyun.net, tzad.cn, tianzequan.com, 81024.com and pyj.com.cn.

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

Two hosts with nine IPs each:

Host dns23.hichina.com points to 2408:4009:501::31, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

Host dns24.hichina.com points to 2408:4009:501::32, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.