ydut.cn - robtex.com

ydut.cn

DNSSEC⚠️ Not signed
NSns1.judns.com ⚠️ Not in zone NS records
A47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD
NSns1.julydns.com ⚠️ Not in parent delegation
A47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD
NSns2.judns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.julydns.com ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US

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=2034589344

Same first word

ydut.cn

Similar names

dyut.ru
tudy.eu
duty.de
yutd.cn
duty.cn
duty.istanbul
duty.ch
yutd.com
duty.ru
duty.co
tdyu.com
tudy.com
ydtu.com
utdy.shop
duty.eu
duty.co.jp
udty.com
utyd.com
tudy.org
duty.bike
dtuy.cn
duty.org
ytud.com
duty.com.br
duty.se
dytu.cc
duty.ltd
tyud.com
duty.zone
duyt.com
tuyd.com
duty.be
duty.com
duty.fr
duty.ist
duty.co.uk
duty.kr
tudy.it
tudy.co.uk
tuyd.blogspot.com
tudy.me
yudt.com
duty.at
duty.es
duty.com.tw
dytu.com
duty.ws
tudy.fr
duty.me
duty.co.il
duty.nl
tudy.net
duty.pro
duty.com.tr
ytud.net
duty.com.au
duty.one
tudy.ro
duty.ca
dyut.com

DNS History

17 records (4 active, 13 former)

2017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA103.241.230.135103.241.230.137103.241.230.138103.241.230.139107.167.19.74107.167.19.75CNAMEcs.ename.net
○NSdns1.iidns.com2016-06-25 → 2017-03-23 · 4 obs
● 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00
○NSdns2.iidns.com2016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○NSdns3.iidns.com2016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○NSdns4.iidns.com2016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○NSdns5.iidns.com2016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○NSdns6.iidns.com2016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
●NSns1.judns.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-03-23 12:24:44
● 2026-03-26 11:00:56
● 2026-03-26 11:01:00
●NSns1.julydns.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-03-23 12:24:44
● 2026-03-26 11:00:56
● 2026-03-26 11:01:00
●NSns2.judns.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-03-23 12:24:44
● 2026-03-26 11:00:56
● 2026-03-26 11:01:00
●NSns2.julydns.com2026-03-26 → 2026-03-26 · 3 obs
○ 2017-03-23 12:24:44
● 2026-03-26 11:00:56
● 2026-03-26 11:01:00
○A103.241.230.1352017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00
○A103.241.230.1372017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00
○A103.241.230.1382017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00
○A103.241.230.1392017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00
○A107.167.19.742016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○A107.167.19.752016-06-25 → 2016-06-25 · 3 obs
● 2016-06-25 23:08:44
○ 2017-03-23 12:24:44
○ 2026-03-26 11:01:00
○CNAMEcs.ename.net2016-06-25 → 2017-03-23 · 4 obs
● 2016-06-25 23:08:44
● 2017-03-23 12:24:44
○ 2026-03-26 11:00:56
○ 2026-03-26 11:01:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
ydut.cnns1.judns.com, ns2.judns.com-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at ydut.cn: Error: DNS query timeout: 203.119.29.1 for DS ydut.cn

⏱️ Timing

Total: 3771ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns1.julydns.com, ns2.julydns.com

Analysis

Name Servers

ydut.cn delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

ydut.cn at least partially shares name servers with other domains, including sdbxmy.cn, alinexin.cn, gdzhco.com, ykl-seo.com and medallzs.com.

Hostnames with a single IP:

ns1.judns.com points to 47.97.51.45.

ns2.judns.com points to 162.159.27.251.

ns1.julydns.com points to 47.97.51.45.

ns2.julydns.com points to 162.159.48.223.

Hostnames that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com.