`40.co.kr`

DNSSEC	⚠️ Not signed
A	202.31.187.204^{🇰🇷 KT-NET202.31.187.0/24 I Names}
NS	`ns1.uhost.co.kr` ⭐
		A	202.31.187.220^{🇰🇷 KT-NET202.31.187.0/24 I Names}
NS	`ns2.uhost.co.kr`
		A	219.251.156.14^{🇰🇷 GDNSKR-KR219.251.156.0/24 AS23600}
SOA	`ns1.uhost.co.kr`ts@inames.co.kr 2012-10-10 #13

Same first word

40.si

40.chat

40.gold

40.la

40.dk

40.su

40.to

40.ru

40.hk

40.sk

40.in-addr.arpa

40.kz

40.co.kr

40.cz

40.gen.tr

40.cc

40.ro

40.is

40.fr

40.biz

40.nl

40.se

40.amsterdam

40.co

40.lc

40.nu

40.pw

40.com.mx

40.ms

40.fi

40.org

40.hu

40.pl

40.co.uk

40.uz

40.co.za

40.bet

40.mk

40.tel

40.vg

40.lt

40.sb

40.ph

40.ca

40.plus

40.lv

40.vc

40.network

40.com

40.cm

40.de

40.ai

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04.wiki

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04.fi

04.com.tw

04.vip

04.st

04.ai

04.nl

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04.cz

04.plus

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04.run

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DNS History

7 records (3 active, 4 former)

○NSns1.koreaidc.com2015-06-03 → 2017-05-20 · 13 obs

● 2015-06-03 23:15:54
○ 2015-10-21 16:48:06
○ 2015-12-22 23:44:52
● 2016-01-18 20:46:28
○ 2016-04-08 20:21:12
● 2016-04-13 12:50:58
● 2016-04-25 18:54:44
○ 2017-04-08 08:46:36
○ 2017-04-27 01:25:24
● 2017-04-29 01:03:16
● 2017-05-20 00:12:48
○ 2026-03-26 23:39:18
○ 2026-03-27 15:20:38

●NSns1.uhost.co.kr2026-03-26 → 2026-03-27 · 3 obs

○ 2017-05-20 00:12:48
● 2026-03-26 23:39:18
● 2026-03-27 15:20:38

○NSns2.koreaidc.com2015-06-03 → 2017-05-20 · 12 obs

● 2015-06-03 23:15:54
● 2015-12-22 23:44:52
○ 2016-01-18 20:46:28
● 2016-04-08 20:21:12
○ 2016-04-13 12:50:58
○ 2016-04-25 18:54:44
● 2017-04-08 08:46:36
● 2017-04-27 01:25:24
○ 2017-04-29 01:03:16
● 2017-05-20 00:12:48
○ 2026-03-26 23:39:18
○ 2026-03-27 15:20:38

●NSns2.uhost.co.kr2026-03-26 → 2026-03-27 · 3 obs

○ 2017-05-20 00:12:48
● 2026-03-26 23:39:18
● 2026-03-27 15:20:38

○MXno2.nayana.kr2015-06-03 → 2017-05-20 · 4 obs

● 2015-06-03 23:15:54
● 2017-05-20 00:12:48
○ 2026-03-26 23:39:18
○ 2026-03-27 15:20:38

●A202.31.187.2042026-03-26 → 2026-03-27 · 5 obs

○ 2017-05-20 00:12:48
● 2026-03-26 23:39:18
○ 2026-03-27 04:14:44
● 2026-03-27 15:20:36
● 2026-03-27 15:20:38

○A218.145.71.2092015-06-03 → 2017-05-20 · 4 obs

● 2015-06-03 23:15:54
● 2017-05-20 00:12:48
○ 2026-03-26 23:39:18
○ 2026-03-27 15:20:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	f.dns.kr, b.dns.kr, c.dns.kr, d.dns.kr...	-
40.co.kr	ns2.uhost.co.kr, ns1.uhost.co.kr	2 records

✅ Authoritative Response

Server:219.251.156.14

NS records: ns2.uhost.co.kr, ns1.uhost.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 40.co.kr (unsigned zone)

⏱️ Timing

Total: 4006ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.31.187.204`
NS	2	`ns1.uhost.co.kr, ns2.uhost.co.kr`
SOA	1	`ns1.uhost.co.kr ts.inames.co.kr`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.uhost.co.kr, ns1.uhost.co.kr)

Analysis

IP Addresses

40.co.kr resolves to a single IP address: 202.31.187.204.

Other host names including 15884888.com, changbi.tv, kimga.net, humalogmix25.co.kr and lgob.net share IP numbers with 40.co.kr.

Name Servers

40.co.kr's delegation uses two name servers, ns1.uhost.co.kr and ns2.uhost.co.kr.

40.co.kr shares the same name server setup as other domains, for example taeyangsystem.com, vericomdental.com, cfos.co.kr, yeoncheon.ms.kr and ace-insu1.co.kr.

40.co.kr at least partially shares name servers with other domains, including wonilsa.co.kr, ndgps.go.kr, daewonpharm.co.kr, sun.go.kr and nsr.re.kr.

Host names with a single IP:

ns1.uhost.co.kr points to 202.31.187.220.

ns2.uhost.co.kr points to 219.251.156.14.

40.co.kr - robtex.com