`mail.comschool.com`

	DNSSEC	⚠️ Not signed
	A	121.254.178.233^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}

`comschool.com`

	DNSSEC	⚠️ Not signed
	A	121.254.178.233^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
	NS	`ns1.gabia.co.kr` ⭐
	NS	`ns.gabia.co.kr`
	NS	`ns.gabia.net`
	SOA	`ns.gabia.co.kr`hosting@gabia.com 2022-01-10 #14

Previously MX for

comschool.com

Same first word

mail.training

mail.cd

mail.in.ua

mail.cx

mail.gm

mail.su

mail.toshiba

mail.hosting

mail.fm

mail.mil

mail.f5.si

mail.party

mail.tax

mail.coop

mail.directory

mail.freemyip.com

mail.com.tw

mail.hk.com

mail.mh

mail.gov.mw

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mail.mmafan.biz

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mail.synology-diskstation.de

mail.schoolbus.jp

mail.cn.ua

mail.uz.ua

mail.cool

mail.uk

mail.ru.com

mail.littlestar.jp

mail.com.se

mail.gov.ao

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mail.gov.ru

mail.pr

mail.mlbfan.org

mail.ph

mail.nhlfan.net

mail.gru.br

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mail.link

mail.no

mail.net.vn

mail.lib.wy.us

mail.pictures

mail.gov.kg

mail.ag

mail.hk

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mail.net

mail.ne.kr

mail.support

mail.de

mail.hacca.jp

mail.moo.jp

mail.new

mail.teva

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mail.cutegirl.jp

mail.gov.az

mail.io

mail.cash

mail.eus

mail.firewall-gateway.com

mail.pro

mail.pupu.jp

mail.vivian.jp

mail.df.gov.br

mail.ci

mail.chirurgiens-dentistes.fr

mail.frenchkiss.jp

mail.blogspot.be

mail.go.kr

mail.my-gateway.de

mail.wedding

mail.za.bz

mail.to

mail.tf

mail.ba

mail.lviv.ua

mail.ki

mail.lima-city.de

mail.mysecuritycamera.com

mail.microsoft

mail.mil.tw

mail.org.in

mail.deals

mail.edu.pl

mail.cfolks.pl

mail.cm

mail.go.th

mail.mil.cn

mail.poivron.org

mail.dnshome.de

mail.jp

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almi.at

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DNS History

7 records (1 active, 6 former)

○NSglb1.concdn.com2015-10-31 → 2026-02-16 · 4 obs

● 2015-10-31 08:58:04
● 2026-02-16 06:54:30
○ 2026-03-30 06:27:56
○ 2026-06-27 13:33:02

○NSglb2.concdn.com2015-10-31 → 2026-02-16 · 6 obs

● 2015-10-31 08:58:04
○ 2016-01-16 15:12:48
● 2016-04-11 14:43:50
● 2026-02-16 06:54:30
○ 2026-03-30 06:27:56
○ 2026-06-27 13:33:02

○A121.189.55.712015-06-04 → 2016-04-11 · 4 obs

● 2015-06-04 04:25:00
● 2016-04-11 14:43:50
○ 2026-02-16 06:54:30
○ 2026-06-27 13:33:02

●A121.254.178.2332026-02-16 → 2026-06-27 · 3 obs

○ 2016-04-11 14:43:50
● 2026-02-16 06:54:30
● 2026-06-27 13:33:02

○A125.141.213.712015-06-04 → 2016-04-11 · 4 obs

● 2015-06-04 04:25:00
● 2016-04-11 14:43:50
○ 2026-02-16 06:54:30
○ 2026-06-27 13:33:02

○CNAMEweb.eduhulla.concdn.com2015-10-31 → 2026-02-16 · 5 obs

○ 2015-06-04 04:25:00
● 2015-10-31 08:58:04
● 2026-02-16 06:54:30
○ 2026-03-30 06:27:56
○ 2026-06-27 13:33:02

○CNAMEwww.comschool.com2015-06-04 → 2026-02-16 · 4 obs

● 2015-06-04 04:25:00
● 2026-02-16 06:54:30
○ 2026-03-30 06:27:56
○ 2026-06-27 13:33:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
comschool.com	ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net	-

✅ Authoritative Response

Server:43.201.170.100

NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for comschool.com (unsigned zone)

⏱️ Timing

Total: 2075ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.254.178.233`

Analysis

IP Addresses

mail.comschool.com resolves to just one IP address, 121.254.178.233.

Two other host names, along with kmtour.co.kr, www.lvhealth.com and maroo.co.kr, also share IP numbers with mail.comschool.com.

mail.comschool.com - dns.ninja