`mail.rbtest.opencom.kr`

DNSSEC	⚠️ Not signed
A	121.78.88.26^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
		PTR	`servera26.opencom.com`

`rbtest.opencom.kr`

	DNSSEC	⚠️ Not signed
	A	121.78.88.42^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
	NS	`rbtest.opencom.kr` ⭐
	NS	`ns.opengogo.com` ⚠️ Not in parent delegation
	NS	`ns.openhaja.com` ⚠️ Not in parent delegation
	MX	`mail.rbtest.opencom.kr` ⭐
	TXT	`v=spf1 ip4:121.78.88.25 ip4:121.78.88.26 ip4:121.78.88.42 ~all`
	SOA	`rbtest.opencom.kr`webmaster@rbtest.opencom.kr 2010-02-01 #1

MX for

rbtest.opencom.kr

Same first word

mail.abbott

mail.weir

mail.wroclaw.pl

mail.et

mail.za.net

mail.bz

mail.fakefur.jp

mail.sb

mail.ht

mail.ax

mail.spdns.eu

mail.collegefan.org

mail.com.cn

mail.cab

mail.vn.ua

mail.lat

mail.mg.gov.br

mail.kiev.ua

mail.mydns.tw

mail.report

mail.fail

mail.gov.ee

mail.blogspot.com

mail.gob.bo

mail.dnsfor.me

mail.dix.asia

mail.gov.nr

mail.sg

mail.eu.com

mail.camp

mail.nic.za

mail.pink

mail.vg

mail.guide

mail.chips.jp

mail.info

mail.simplesite.com

mail.gw

mail.tv

mail.jellybean.jp

mail.eg

mail.chu.jp

mail.gouv.sn

mail.gov.la

mail.sub.jp

mail.co.ro

mail.com.sg

mail.kikirara.jp

mail.mydns.jp

mail.hr

mail.gov.tn

mail.pb.gov.br

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

mail.boo.jp

mail.co.za

mail.zp.ua

mail.ac.me

mail.info.at

mail.nis.za

mail.mysecuritycamera.org

mail.gov.ua

mail.net.ua

mail.com.au

mail.cat

mail.vin

mail.stripper.jp

mail.tg

mail.ciao.jp

mail.gov.vc

mail.realm.cz

mail.vu

mail.center

mail.fi

mail.kg

mail.mayfirst.org

mail.systems

mail.itigo.jp

mail.cl

mail.vc

mail.babymilk.jp

mail.gov.by

mail.chat

mail.fastvps.host

mail.style

mail.altervista.org

mail.monster

mail.ngo.za

mail.awsapps.com

mail.biz

mail.gov.lv

mail.jetzt

mail.kh.ua

mail.ru

mail.myeffect.net

mail.myshopify.com

mail.123hjemmeside.dk

mail.ml

mail.fo

mail.expert

mail.mil.tm

mail.team

mail.com.ru

mail.tn

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.cleaning

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.st

mail.tools

mail.sy

mail.li

mail.rw

mail.vision

mail.sk

mail.at

mail.surf

mail.gov.ge

mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.graphics

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

mail.gov.mz

Similar names

lima.ie

mali.kz

amil.feedback

mila.com.uy

lima.com.br

lima.ag

imla.net

almi.gr

mlai.cn

lima.taxi

alim.be

aiml.net

liam.id.vn

laim.ee

almi.tv

mial.pl

lima.today

ialm.ru

mila.com.tr

almi.co

alim.org

aiml.ru

mail.gov.ph

mila.ru

alim.eu

mail.veterinaire.fr

lima.pt

mail.ee

mail.yokohama

mail.mu

mail.nflfan.org

mail.bayern

mail.dnsalias.com

mail.com.tr

mail.ai

lami.ro

almi.com

mail.my.id

alim.ee

mila.fm

lima.us

mail.org.ru

mali.ch

mail.vpndns.net

mali.co

liam.net

mail.re

aiml.us

mila.net

mail.credit

mail.pl

mail.co.com

mail.perspecta.cloud

mail.ac.id

imla.at

liam.guru

mail.nu

mail.barcelona

imla.com

mail.codes

lmai.fr

mail.ddns.net

amli.nl

mila.systems

mail.qualifioapp.com

mail.photography

aiml.fr

mail.net.au

lmai.in

mail.storage

mail.energy

alim.store

mail.mods.jp

mail.online

ilma.se

mail.ras.ru

liam.geek.nz

DNS History

1 record (1 active, 0 former)

●A121.78.88.262026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 13:44:08
● 2026-07-05 11:29:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	e.dns.kr, b.dns.kr, g.dns.kr, c.dns.kr...	-
opencom.kr	ns.openhaja.com, ns.opengogo.com	-

✅ Authoritative Response

Server:121.78.91.2

NS records: ns.openhaja.com, ns.opengogo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencom.kr (unsigned zone)

⏱️ Timing

Total: 1743ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.78.88.26`

Analysis

Mail Server Role

rbtest.opencom.kr uses mail.rbtest.opencom.kr as a mail server.

IP Addresses

mail.rbtest.opencom.kr resolves to one IP address: 121.78.88.26.

mail.avycon.co.kr, mail.mi-cho.com, webmail.opencom.com and two other host names share IP numbers with mail.rbtest.opencom.kr.

mail.rbtest.opencom.kr - robtex.com