ducs.cn - robtex.com

ducs.cn

DNSSEC⚠️ Not signed
NSdns1.4cun.com ⚠️ Not in zone NS records
A2408:4005:3dc:af00:a6be:339e:a1a0:ceb7🇨🇳 Alibaba-Cloud2408:4005::/33
A61.172.183.74🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
NSdns2.51dns.top ⚠️ Not in zone NS records
A2408:4005:3dc:af00:a6be:339e:a1a0:ceb7🇨🇳 Alibaba-Cloud2408:4005::/33
A219.138.102.210🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang

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=2034661097

Same first word

ducs.de
ducs.info
ducs.be
ducs.in
ducs.nu
ducs.com
ducs.cn
ducs.ru
ducs.nl
ducs.fr
ducs.ca
ducs.ch
ducs.net

Similar names

usdc.net
sduc.ca
cuds.lv
scud.cn
csdu.ch
cusd.pl
usdc.events
sdcu.co.kr
dusc.co.uk
csdu.github.io
dcus.de
csud.ca
csud.de
cuds.co.uk
cdsu.com
cusd.ca
usdc.com
sudc.in
dcsu.co.uk
uscd.ro
dusc.eu
cdus.ru
dusc.ru
cusd.net
ucds.de
usdc.us
ucsd.eu
ucsd.us
csud.cz
cuds.net
scdu.hr
udcs.de
dscu.org
udcs.net.au
usdc.cn
csdu.de
usdc.ru
dcus.net
sdcu.ie
sdcu.org
uscd.cn
sucd.cn
dusc.nyc
usdc.bio
ucsd.tv
dsuc.com.cn
udcs.net
cdsu.net
cusd.k12.az.us
scud.in
ucsd.net
ucsd.ws
ucsd.org
csdu.net
ucsd.info
usdc.com.tw
ucsd.com.cn
cuds.org
usdc.bz
usdc.co.uk
scud.com
udsc.net
ucsd.me
usdc.pl
scud.fr
ucsd.education
sduc.cloud
udsc.org
scud.pl
cuds.cz
dusc.org
cusd.ru
ucds.email
sduc.co.uk
scud.us
sucd.org
csud.ru
cdsu.org
sudc.com.my
sudc.co
dusc.de
ucsd.edu.do
usdc.hs.kr
sudc.com.au
cdus.su
cdsu.de
scud.ru
dcus.com
dusc.net
ucsd.de
scud.me
usdc.luxe
scud.ch

DNS History

9 records (2 active, 7 former)

2017201820192020202120222023202420252026NSdns1.4cun.comdns2.51dns.topdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA123.108.110.78
●NSdns1.4cun.com2026-04-09 → 2026-04-12 · 3 obs
○ 2016-07-19 22:30:00
● 2026-04-09 12:25:04
● 2026-04-12 04:05:04
○NSdns1.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
●NSdns2.51dns.top2026-04-09 → 2026-04-12 · 3 obs
○ 2016-07-19 22:30:00
● 2026-04-09 12:25:04
● 2026-04-12 04:05:04
○NSdns2.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
○NSdns3.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
○NSdns4.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
○NSdns5.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
○NSdns6.iidns.com2016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04
○A123.108.110.782016-07-19 → 2016-07-19 · 3 obs
● 2016-07-19 22:30:00
○ 2026-04-09 12:25:04
○ 2026-04-12 04:05:04

🔍 DNS Trace

Analysis

Name Servers

ducs.cn is delegated to two name servers dns1.4cun.com and dns2.51dns.top.

ducs.cn shares the same name server setup as other domains, for instance sgbs.cn, dtycgs.cn, whlife.net.cn, sudadns.cn and juddy.cn.

ducs.cn at least partially shares name servers with other domains, for instance xjskj.com, qd-xinghe.com, sh-haotong.com, gy99.org and teterno.com.

These name servers are commonly used alongside dns.4cun.com, dns2.4cun.com, dns3.4cun.com, dns7.4cun.com, dns8.4cun.com and dns4.4cun.com.

Host names with two IP numbers:

dns1.4cun.com points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 61.172.183.74.

dns2.51dns.top points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 219.138.102.210.

Names pointing to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7: dns1.4cun.com and dns2.51dns.top.