4n2.cn - robtex.com

4n2.cn

DNSSEC⚠️ Not signed
A45.207.255.245🇲🇺 USZNI-AS-AP45.207.254.0/23
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=1772436188

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=2035130836

Same first word

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4n2.com
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4n2.cn

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DNS History

16 records (5 active, 11 former)

2017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netA45.207.255.245103.139.0.32107.183.186.62156.236.112.27
○NSf1g1ns1.dnspod.net2016-09-18 → 2016-10-05 · 4 obs
● 2016-09-18 06:52:30
● 2016-10-05 16:33:48
○ 2018-12-15 07:48:46
○ 2026-08-05 01:38:56
○NSf1g1ns2.dnspod.net2016-09-18 → 2016-10-05 · 4 obs
● 2016-09-18 06:52:30
● 2016-10-05 16:33:48
○ 2018-12-15 07:48:46
○ 2026-08-05 01:38:56
●NSns1.judns.com2026-06-26 → 2026-08-05 · 3 obs
○ 2018-12-15 07:48:46
● 2026-06-26 22:35:20
● 2026-08-05 01:38:56
●NSns1.julydns.com2026-06-26 → 2026-08-05 · 5 obs
○ 2018-12-15 07:48:46
● 2026-06-26 22:35:20
○ 2026-07-10 03:27:52
● 2026-07-14 09:44:46
● 2026-08-05 01:38:56
○NSns1.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
●NSns2.judns.com2026-06-26 → 2026-08-05 · 3 obs
○ 2018-12-15 07:48:46
● 2026-06-26 22:35:20
● 2026-08-05 01:38:56
●NSns2.julydns.com2026-06-26 → 2026-08-05 · 5 obs
○ 2018-12-15 07:48:46
● 2026-06-26 22:35:20
○ 2026-07-10 03:27:52
● 2026-07-14 09:44:46
● 2026-08-05 01:38:56
○NSns2.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○NSns3.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○NSns4.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○NSns5.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○NSns6.myhostadmin.net2018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○A103.139.0.322021-09-20 → 2021-09-20 · 4 obs
○ 2018-12-15 07:48:46
● 2021-09-20 20:20:12
○ 2026-06-26 22:35:20
○ 2026-08-05 01:38:56
○A107.183.186.622016-09-18 → 2016-10-05 · 4 obs
● 2016-09-18 06:52:30
● 2016-10-05 16:33:48
○ 2018-12-15 07:48:46
○ 2026-08-05 01:38:56
○A156.236.112.272018-12-15 → 2018-12-15 · 4 obs
○ 2016-10-05 16:33:48
● 2018-12-15 07:48:46
○ 2021-09-20 20:20:12
○ 2026-08-05 01:38:56
●A45.207.255.2452026-06-26 → 2026-08-05 · 5 obs
○ 2021-09-20 20:20:12
● 2026-06-26 22:35:20
○ 2026-07-10 03:27:52
● 2026-07-14 09:44:46
● 2026-08-05 01:38:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
4n2.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 4n2.cn (unsigned zone)

⏱️ Timing

Total: 2036ms | Queries: -

📄 Records

TypeCountSample Data
A145.207.255.245
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

4n2.cn points to a single IP number: 45.207.255.245.

Name Servers

4n2.cn has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

At least some of 4n2.cn's name servers are shared with other domains, for example ptsdatabank.com, 80li.com, dyjms.com and two more.

These name servers tend to be deployed in combination with the name servers ns1.onclouddns.com and ns2.onclouddns.com.

ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.

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

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