cdkc.com.cn - robtex.com

cdkc.com.cn

DNSSEC⚠️ Not signed
A154.212.81.21🇭🇰 DXTL-1154.212.64.0/18 TKO Service
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.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.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
SOAns1.julydns.commaster@jmdns.com serial=1747205258

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030562888
WOT: NOT_SAFE (20/100)

Same first word

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ccdk.dk
cdck.de
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kdcc.org

DNS History

15 records (5 active, 10 former)

20162017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netMXmail.cdkc.com.cnmxbiz1.qq.commxbiz2.qq.comA154.212.81.21116.255.238.41
●NSns1.judns.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-04-05 11:37:44
● 2026-03-25 22:19:42
● 2026-05-12 00:45:24
●NSns1.julydns.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-04-05 11:37:44
● 2026-03-25 22:19:42
● 2026-05-12 00:45:24
○NSns1.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
●NSns2.judns.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-04-05 11:37:44
● 2026-03-25 22:19:42
● 2026-05-12 00:45:24
●NSns2.julydns.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-04-05 11:37:44
● 2026-03-25 22:19:42
● 2026-05-12 00:45:24
○NSns2.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○NSns3.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○NSns4.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○NSns5.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○NSns6.myhostadmin.net2015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○MXmail.cdkc.com.cn2015-07-20 → 2016-07-09 · 4 obs
● 2015-07-20 21:48:48
● 2016-07-09 21:53:04
○ 2017-04-05 11:37:44
○ 2026-05-12 00:45:24
○MXmxbiz1.qq.com2017-04-05 → 2017-04-05 · 4 obs
○ 2016-07-09 21:53:04
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○MXmxbiz2.qq.com2017-04-05 → 2017-04-05 · 4 obs
○ 2016-07-09 21:53:04
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
○A116.255.238.412015-07-20 → 2017-04-05 · 4 obs
● 2015-07-20 21:48:48
● 2017-04-05 11:37:44
○ 2026-03-25 22:19:42
○ 2026-05-12 00:45:24
●A154.212.81.212026-03-25 → 2026-05-12 · 3 obs
○ 2017-04-05 11:37:44
● 2026-03-25 22:19:42
● 2026-05-12 00:45:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
cdkc.com.cnns1.judns.com, ns2.judns.com-

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdkc.com.cn (unsigned zone)

⏱️ Timing

Total: 1950ms | Queries: -

📄 Records

TypeCountSample Data
A1154.212.81.21
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

cdkc.com.cn resolves to a single IP: 154.212.81.21.

Name Servers

cdkc.com.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

cdkc.com.cn shares some name servers with other domains, for example pcshida.com, lihesheng.cn, hbyuese.com, zipnoo.cn and hzyjsm.com.

These name servers are commonly used together with jm1.dns.com and jm2.dns.com.

Host names with one IP:

ns1.judns.com points to 162.159.27.251

ns2.judns.com points to 162.159.27.251

ns1.julydns.com points to 162.159.48.223

ns2.julydns.com points to 162.159.48.223

Host names pointing to 162.159.27.251: ns1.judns.com and ns2.judns.com

Host names pointing to 162.159.48.223: ns1.julydns.com and ns2.julydns.com