`net.co.kr`

DNSSEC	⚠️ Not signed
A	35.221.132.192^{🇹🇼 Google35.221.128.0/20}
		PTR	`192.132.221.35.bc.googleusercontent.com`
NS	`ns1.hosting.co.kr` ⭐
		A	121.254.170.11^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns2.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
NS	`ns3.hosting.co.kr`
		A	121.254.170.12^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns4.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
SOA	`ns1.hosting.co.kr`admin@net.co.kr serial=58

`co.kr`

	DNSSEC	⚠️ Not signed
	NS	`g.dns.kr` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.kr` ⚠️ Not in parent delegation
	NS	`c.dns.kr` ⚠️ Not in parent delegation
	NS	`d.dns.kr` ⚠️ Not in parent delegation
	NS	`e.dns.kr` ⚠️ Not in parent delegation
	NS	`f.dns.kr` ⚠️ Not in parent delegation
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2607040696

WOT: UNKNOWN (62/100)

Same first word

net.cz

net.bid

net.tf

net.gl

net.mz

net.ph

net.nr

net.s3-website.eu-west-3.amazonaws.com

net.eu

net.lb

net.pn

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net.new

net.co.kr

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net.s3-us-west-2.amazonaws.com

net.s3.eu-west-2.amazonaws.com

net.vacations

net.s3.eu-west-1.amazonaws.com

net.microsoft

net.mp

net.ps

net.zone

net.in

net.inc

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net.ba

net.sap

net.news

net.br

net

net.fr

net.guru

net.la

net.s3.ap-south-1.amazonaws.com

net.events

net.download

net.rs

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net.j.scaleforce.net

net.s3-website.ap-northeast-2.amazonaws.com

net.life

net.org.ru

net.pe

net.ua

net.me

net.co.in

net.tirol

net.edu.ee

net.ge

net.org

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net.live

net.s3-website.eu-central-1.amazonaws.com

net.ind.in

net.net.pl

net.industries

net.gg

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net.sakura.ne.jp

net.nz

net.management

net.yolasite.com

net.(0x706f726e)

net.hk

net.mt

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net.sa

net.pa

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net.city

net.s3-website.eu-west-2.amazonaws.com

net.a.ssl.fastly.net

net.pictet

net.li

net.business

net.py

net.club

net.au

net.or.id

net.s3-ap-southeast-2.amazonaws.com

net.com.pl

net.pulawy.pl

net.cc

net.s3-website.eu-north-1.amazonaws.com

net.cn

net.mobile

net.spb.ru

net.ws

net.vg

net.com.tr

net.ink

net.mba

net.com.cy

net.ee

net.law

net.movie

net.co.id

net.vc

net.com.br

net.hm

net.dog

net.care

net.com.ba

net.lg.ua

net.media.pl

net.s3-website-ap-northeast-1.amazonaws.com

net.s3-website-us-gov-west-1.amazonaws.com

net.s3-eu-west-1.amazonaws.com

net.game

net.vi

net.tg

net.uk

net.coupons

net.exchange

net.zt.ua

net.dating

net.com.py

net.com

net.do

net.fo

net.s3-us-west-1.amazonaws.com

net.co.at

net.my.id

net.fi

net.dp.ua

net.na

net.pl

net.com.sa

net.cy

net.mu

net.mk

net.tr

net.info

net.ye

net.gen.nz

net.works

net.deals

net.engineering

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net.bydgoszcz.pl

net.blogspot.com

tne.bz

ent.com.pk

net.com.uy

ent.hr

ten.su

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net.gov.ua

net.ac.in

ent.ie

ten.to

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nte.org

ten.org.au

ent.expert

net.s3-website-ap-southeast-1.amazonaws.com

net.a.prod.fastly.net

ent.org

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ent.com.mx

ten.st

net.tax

ten.de

nte.be

ent.me

net.network

ten.nl

net.com.ua

ten.li

ten.design

net.energy

net.s3-website-ap-southeast-2.amazonaws.com

net.chat

net.mw

net.ip-ddns.com

nte.mx

net.bt

net.cheap

nte.email

etn.co.za

net.email

net.gh

ent.org.tw

nte.net.pl

net.se

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net.vu

etn.mx

ten.co.uk

tne.org

nte.fr

ten.bet

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nte.rs

ten.lu

DNS History

23 records (10 active, 13 former)

○NSns.youngstone.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 01:37:10
○ 2015-08-24 08:50:34
○ 2026-07-04 10:46:44

●NSns1.hosting.co.kr2026-06-25 → 2026-07-04 · 3 obs

○ 2017-08-06 16:04:36
● 2026-06-25 13:26:08
● 2026-07-04 10:46:44

○NSns11.dnstool.net2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○NSns12.dnstool.net2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○NSns13.dnstool.net2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

●NSns2.hosting.co.kr2026-06-25 → 2026-07-04 · 3 obs

○ 2017-08-06 16:04:36
● 2026-06-25 13:26:08
● 2026-07-04 10:46:44

○NSns2.youngstone.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 01:37:10
○ 2015-08-24 08:50:34
○ 2026-07-04 10:46:44

●NSns3.hosting.co.kr2026-06-25 → 2026-07-04 · 3 obs

○ 2017-08-06 16:04:36
● 2026-06-25 13:26:08
● 2026-07-04 10:46:44

●NSns4.hosting.co.kr2026-06-25 → 2026-07-04 · 3 obs

○ 2017-08-06 16:04:36
● 2026-06-25 13:26:08
● 2026-07-04 10:46:44

●MXalt1.aspmx.l.google.com2015-08-24 → 2026-07-04 · 8 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

●MXalt2.aspmx.l.google.com2015-08-24 → 2026-07-04 · 8 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

●MXalt3.aspmx.l.google.com2026-06-25 → 2026-07-04 · 5 obs

○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

●MXalt4.aspmx.l.google.com2026-06-25 → 2026-07-04 · 5 obs

○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

●MXaspmx.l.google.com2015-08-24 → 2026-07-04 · 8 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

○MXaspmx2.googlemail.com2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○MXaspmx3.googlemail.com2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○MXaspmx4.googlemail.com2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○MXaspmx5.googlemail.com2015-08-24 → 2017-08-06 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○MXmail.net.co.kr2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 01:37:10
○ 2015-08-24 08:50:34
○ 2026-07-04 10:46:44

○A115.71.238.302016-05-26 → 2017-08-06 · 5 obs

○ 2016-01-21 17:34:26
● 2016-05-26 15:14:20
● 2017-08-06 16:04:36
○ 2026-06-25 13:26:08
○ 2026-07-04 10:46:44

○A210.116.114.2002008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 01:37:10
○ 2015-08-24 08:50:34
○ 2026-07-04 10:46:44

○A210.116.114.2012015-08-24 → 2016-01-21 · 5 obs

○ 2008-03-09 01:37:10
● 2015-08-24 08:50:34
● 2016-01-21 17:34:26
○ 2016-05-26 15:14:20
○ 2026-07-04 10:46:44

●A35.221.132.1922026-06-25 → 2026-07-04 · 5 obs

○ 2026-06-25 13:26:08
● 2026-06-25 19:36:08
○ 2026-06-27 01:27:28
● 2026-06-27 06:33:18
● 2026-07-04 10:46:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	-
net.co.kr	ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr	4 records

✅ Authoritative Response

Server:121.254.170.11

NS records: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1514ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.221.132.192`
NS	4	`ns1.hosting.co.kr, ns4.hosting.co.kr...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)...`
SOA	1	`ns1.hosting.co.kr admin.net.co.kr`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr...)

Analysis

IP Addresses

net.co.kr directs to one IP number, which is 35.221.132.192.

There are other host names — youngstone.com among them — that share IP numbers with net.co.kr.

Name Servers

The domain net.co.kr is delegated to these four name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.

net.co.kr partially shares its NS delegation with several other domains, including dstts.com, sbs-skillup.com, (0x736578)iatrie.com and two others.

ns1.hosting.co.kr points to 121.254.170.11. ns2.hosting.co.kr and ns4.hosting.co.kr both point to 43.201.141.93. ns3.hosting.co.kr points to 121.254.170.12. All four hosts — ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr — have one IP address each.

Host names pointing to 43.201.141.93 IP addresses: ns2.hosting.co.kr and ns4.hosting.co.kr.

Mail Servers

Mail for net.co.kr is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

net.co.kr shares at least some of its mail servers with other domains — for example zchicago.com, writerscolleague.com, tisoomi.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 142.251.179.26 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.