ugdn.cn - robtex.com

ugdn.cn

DNSSEC⚠️ Not signed
A38.238.129.55🇺🇸 HDHK38.238.128.0/20
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD
NSns1.judns.com ⚠️ Not in zone NS records
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
SOAns1.julydns.commaster@jmdns.com serial=1743783157

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=2034595552

Same first word

ugdn.cn

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DNS History

18 records (5 active, 13 former)

20162017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comdns1.hichina.comdns1.iidns.comdns2.hichina.comwww.ugdn.cnMXio.bouncemx.comA38.238.129.55107.167.19.67107.167.19.68107.167.19.69107.167.19.7070.39.84.230CNAMEcs.ename.netoverdue.aliyun.comu.dcoin.co
○NSdns1.hichina.com2019-03-17 → 2019-03-17 · 4 obs
○ 2016-04-28 22:01:42
● 2019-03-17 23:22:54
○ 2026-03-27 09:15:58
○ 2026-03-27 20:47:40
○NSdns1.iidns.com2015-11-09 → 2016-04-28 · 5 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
● 2016-04-28 22:01:42
○ 2019-03-17 23:22:54
○ 2026-03-27 20:47:40
○NSdns2.hichina.com2019-03-17 → 2019-03-17 · 4 obs
○ 2016-04-28 22:01:42
● 2019-03-17 23:22:54
○ 2026-03-27 09:15:58
○ 2026-03-27 20:47:40
●NSns1.judns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2019-03-17 23:22:54
● 2026-03-27 09:15:58
● 2026-03-27 20:47:40
●NSns1.julydns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2019-03-17 23:22:54
● 2026-03-27 09:15:58
● 2026-03-27 20:47:40
●NSns2.judns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2019-03-17 23:22:54
● 2026-03-27 09:15:58
● 2026-03-27 20:47:40
●NSns2.julydns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2019-03-17 23:22:54
● 2026-03-27 09:15:58
● 2026-03-27 20:47:40
○NSwww.ugdn.cn2016-02-03 → 2016-02-03 · 4 obs
○ 2015-11-09 19:11:30
● 2016-02-03 03:52:10
○ 2016-04-28 22:01:42
○ 2026-03-27 20:47:40
○MXio.bouncemx.com2016-02-03 → 2016-02-03 · 3 obs
● 2016-02-03 03:52:10
○ 2016-04-28 22:01:42
○ 2026-03-27 20:47:40
○A107.167.19.672015-11-09 → 2015-11-09 · 3 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
○ 2026-03-27 20:47:40
○A107.167.19.682015-11-09 → 2015-11-09 · 3 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
○ 2026-03-27 20:47:40
○A107.167.19.692015-11-09 → 2015-11-09 · 3 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
○ 2026-03-27 20:47:40
○A107.167.19.702015-11-09 → 2015-11-09 · 3 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
○ 2026-03-27 20:47:40
●A38.238.129.552026-03-27 → 2026-03-27 · 3 obs
○ 2019-03-17 23:22:54
● 2026-03-27 09:15:58
● 2026-03-27 20:47:40
○A70.39.84.2302016-02-03 → 2016-02-03 · 4 obs
○ 2015-11-09 19:11:30
● 2016-02-03 03:52:10
○ 2019-03-17 23:22:54
○ 2026-03-27 20:47:40
○CNAMEcs.ename.net2015-11-09 → 2016-04-28 · 5 obs
● 2015-11-09 19:11:30
○ 2016-02-03 03:52:10
● 2016-04-28 22:01:42
○ 2017-01-20 07:59:56
○ 2026-03-27 20:47:40
○CNAMEoverdue.aliyun.com2019-03-17 → 2019-03-17 · 4 obs
○ 2017-01-20 07:59:56
● 2019-03-17 23:22:54
○ 2026-03-27 09:15:58
○ 2026-03-27 20:47:40
○CNAMEu.dcoin.co2016-02-03 → 2016-02-03 · 4 obs
○ 2015-11-09 19:11:30
● 2016-02-03 03:52:10
○ 2016-04-28 22:01:42
○ 2026-03-27 20:47:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
ugdn.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 ugdn.cn (unsigned zone)

⏱️ Timing

Total: 1541ms | Queries: -

📄 Records

TypeCountSample Data
A138.238.129.55
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

ugdn.cn resolves to a single IP: 38.238.129.55.

Other host names, for instance olvplcb.cn, 171732.cn, jooyun.cn, odzqeyt.cn and guizhou.lf365686.cn share IP numbers with ugdn.cn.

Name Servers

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

ugdn.cn shares some name servers with other domains, for example fsae-china.com, pujj.cn, dwbssjj.com, cmlinker.cn and njlmzs.com.

Host names 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

Names pointing to 47.97.51.45: ns1.judns.com, ns1.julydns.com