`mail.corenubcourse.com`

DNSSEC	⚠️ Not signed
A	91.134.134.244^{🇫🇷 OVH91.134.0.0/16}
		PTR	`vps-7949586c.vps.ovh.net`

`corenubcourse.com`

	DNSSEC	⚠️ Not signed
	A	3.33.130.190^{🇺🇸 Amazon3.33.128.0/20}
	A	15.197.148.33^{🇺🇸 Amazon15.197.144.0/20}
	NS	`ns31.domaincontrol.com` ⭐
	NS	`ns32.domaincontrol.com`
	MX	`mail.corenubcourse.com` ⭐
	TXT	`v=spf1 a mx ip4:91.134.135.162 ip4:5.39.98.210 ip4:5.39.48.239 ip4:5.135.108....`
	SOA	`ns31.domaincontrol.com`dns@jomax.net 2025-11-20 #6

MX for

corcrisis.com

corenubcourse.com

Same first word

mail.ox.rs

mail.idv.tw

mail.toray

mail.pt

mail.ke

mail.net.sa

mail.idf.il

mail.house

mail.mk

mail.club

mail.news

mail.daa.jp

mail.sd

mail.co.id

mail.top

mail.health-carereform.com

mail.iki.fi

mail.limited

mail.man

mail.gen.tr

mail.zip

mail.dvrcam.info

mail.gov.gd

mail.brasilia.me

mail.hopto.me

mail.pn

mail.panel.dev

mail.gov.il

mail.ie

mail.pa

mail.schaeffler

mail.gov.to

mail.berlin

mail.dynns.com

mail.go.id

mail.tl

mail.rec.br

mail.com.ps

mail.(0x6c6f6c697461)punk.jp

mail.gov.ie

mail.company

mail.gov.mn

mail.priv.pl

mail.mw

mail.rip

mail.co.nz

mail.sdscloud.pl

mail.az

mail.is

mail.gov.zw

mail.id

mail.tr

mail.tt

mail.media

mail.vinnica.ua

mail.readymade.jp

mail.raindrop.jp

mail.tj

mail.repair

mail.mydissent.net

mail.spdns.org

mail.lk

mail.fish

mail.pp.ua

mail.iq

mail.no-ip.net

mail.mn

mail.mydns.bz

mail.fem.jp

mail.health

mail.s3.amazonaws.com

mail.com.kg

mail.nra

mail.couchpotatofries.org

mail.radio.fm

mail.od.ua

mail.ms

mail.boleslawiec.pl

mail.mydns.vc

mail.io.in

mail.lutsk.ua

mail.kz

mail.im

mail.kaas.gg

mail.it.com

mail.gov.mg

mail.ss

mail.co

mail.tc

mail.gda.pl

mail.world

mail.pe

mail.sunnyday.jp

mail.group

mail.gov

mail.org.za

mail.mx

mail.cy

mail.supply

mail.gov.ae

Similar names

mail.gw

mali.org

mail.tv

lami.com.tr

mail.jellybean.jp

lima.sk

mail.eg

ilma.at

amil.com

mail.chu.jp

mail.gouv.sn

ilma.org.in

mail.gov.la

mail.sub.jp

amil.eu

mail.co.ro

alim.info

lima.com

mail.bielsko.pl

mail.com.sg

imal.biz

imal.name

alim.tv

liam.im

almi.eu

mail.kikirara.jp

lima.cat

lmai.com

mail.mydns.jp

mail.hr

mail.gov.tn

mail.pb.gov.br

amli.info

mila.realtor

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

imal.ru

amil.co.uk

mail.boo.jp

lima.gov.lr

mail.co.za

mail.zp.ua

mail.ac.me

laim.net

amil.es

imla.de

mail.info.at

alim.cz

lami.sk

mila.cn

iaml.com

liam.dk

mail.nis.za

mila.cleaning

mlai.ru

lima.com.co

lmai.cn

mila.at

mail.ltda

mail.mysecuritycamera.org

mail.gov.ua

lima.lt

laim.pro

lima.church

ilma.biz

mail.net.ua

lami.ch

laim.tv

mail.com.au

mial.nl

amli.net

lami.ai

mail.cat

mail.vin

amli.be

mail.stripper.jp

ailm.org

amli.se

alim.de

laim.lv

imla.farm

mail.tg

mail.ciao.jp

lami.eu

mail.gov.vc

mail.realm.cz

imla.ru

mial.de

mail.vu

lima.my

mail.trading

ilam.de

mail.center

mali.eu

mail.fi

ilma.fi

mail.kg

alim.ws

DNS History

1 record (1 active, 0 former)

●A91.134.134.2442026-03-29 → 2026-08-10 · 2 obs

● 2026-03-29 07:57:44
● 2026-08-10 00:30:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
corenubcourse.com	ns31.domaincontrol.com, ns32.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.105.16

NS records: ns31.domaincontrol.com, ns32.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corenubcourse.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.134.134.244`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)

Analysis

Mail Server Role

mail.corenubcourse.com handles mail for both corcrisis.com and corenubcourse.com.

IP Addresses

mail.corenubcourse.com points to a single IP number: 91.134.134.244.

mail.corenubcourse.com - robtex.com