tduk.cn - robtex.com

tduk.cn

DNSSEC⚠️ Not signed
A173.249.187.111🇺🇸 BETTER-HK173.249.187.0/24 client's prefix
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.onclouddns.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
NSns2.onclouddns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAns1.julydns.commaster@jmdns.com serial=1777121887

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=2035057765
rank #891878 globally
rank #14128 in the tld

Same first word

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tduk.co
tduk.com
tduk.co.uk

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DNS History

17 records (5 active, 12 former)

20162017201820192020202120222023202420252026NSns1.julydns.comns1.onclouddns.comns2.julydns.comns2.onclouddns.comdns10.hichina.comdns9.hichina.comns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netMXmxn.mxhichina.commxw.mxhichina.comA173.249.187.111121.42.120.210156.247.166.168
○NSdns10.hichina.com2015-08-09 → 2017-03-26 · 4 obs
● 2015-08-09 02:29:32
● 2017-03-26 01:22:00
○ 2020-02-05 07:28:32
○ 2026-07-18 21:48:56
○NSdns9.hichina.com2015-08-09 → 2017-03-26 · 4 obs
● 2015-08-09 02:29:32
● 2017-03-26 01:22:00
○ 2020-02-05 07:28:32
○ 2026-07-18 21:48:56
●NSns1.julydns.com2026-07-12 → 2026-07-18 · 3 obs
○ 2020-02-05 07:28:32
● 2026-07-12 04:23:38
● 2026-07-18 21:48:56
○NSns1.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
●NSns1.onclouddns.com2026-07-12 → 2026-07-18 · 3 obs
○ 2020-02-05 07:28:32
● 2026-07-12 04:23:38
● 2026-07-18 21:48:56
●NSns2.julydns.com2026-07-12 → 2026-07-18 · 3 obs
○ 2020-02-05 07:28:32
● 2026-07-12 04:23:38
● 2026-07-18 21:48:56
○NSns2.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
●NSns2.onclouddns.com2026-07-12 → 2026-07-18 · 3 obs
○ 2020-02-05 07:28:32
● 2026-07-12 04:23:38
● 2026-07-18 21:48:56
○NSns3.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
○NSns4.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
○NSns5.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
○NSns6.myhostadmin.net2020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
○MXmxn.mxhichina.com2015-08-09 → 2017-03-26 · 4 obs
● 2015-08-09 02:29:32
● 2017-03-26 01:22:00
○ 2020-02-05 07:28:32
○ 2026-07-18 21:48:56
○MXmxw.mxhichina.com2015-08-09 → 2017-03-26 · 4 obs
● 2015-08-09 02:29:32
● 2017-03-26 01:22:00
○ 2020-02-05 07:28:32
○ 2026-07-18 21:48:56
○A121.42.120.2102015-08-09 → 2017-03-26 · 4 obs
● 2015-08-09 02:29:32
● 2017-03-26 01:22:00
○ 2020-02-05 07:28:32
○ 2026-07-18 21:48:56
○A156.247.166.1682020-02-05 → 2020-02-05 · 4 obs
○ 2017-03-26 01:22:00
● 2020-02-05 07:28:32
○ 2026-07-12 04:23:38
○ 2026-07-18 21:48:56
●A173.249.187.1112026-07-12 → 2026-07-18 · 3 obs
○ 2020-02-05 07:28:32
● 2026-07-12 04:23:38
● 2026-07-18 21:48:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
tduk.cnns1.onclouddns.com, ns2.onclouddns.com-

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tduk.cn (unsigned zone)

⏱️ Timing

Total: 1196ms | Queries: -

📄 Records

TypeCountSample Data
A1173.249.187.111
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

tduk.cn directs to one IP number, which is 173.249.187.111.

Among the host names that share IP numbers with tduk.cn are somebodyhuang.cn, mo8f9.cn, uyfresh.cn and two others.

Name Servers

The domain tduk.cn is delegated to these four name servers: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.

tduk.cn partially shares its NS delegation with several other domains, including 315965.com, stgt.cn, 0762v.com and two others.

These name servers are regularly seen alongside ns1.judns.com and ns2.judns.com as name servers.

Each of ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com has a single IP address — ns1.julydns.com and ns2.julydns.com direct to 162.159.48.223, and ns1.onclouddns.com and ns2.onclouddns.com direct to 162.159.27.251.

These two host names — ns1.julydns.com and ns2.julydns.com — each point to 162.159.48.223 IP addresses.

These two host names — ns1.onclouddns.com and ns2.onclouddns.com — each point to 162.159.27.251 IP addresses.