`mail.sigmaxdvr.com`

DNSSEC	⚠️ Not signed
A	45.23.20.201^{🇺🇸 AS701845.16.0.0/12 AT&T Enterprises, LLC}
		PTR	`mail.sigmaxsecurity.com`

`sigmaxdvr.com`

	DNSSEC	⚠️ Not signed
	NS	`sig-svr2019.sigmax.local` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.sigmaxsecurity.com` ⚠️ Not in parent delegation
	NS	`ns2.sigmaxsecurity.com` ⚠️ Not in parent delegation
	NS	`pdns03.domaincontrol.com`
	NS	`pdns04.domaincontrol.com`
	NS	`sig-svr2016.sigmax.local` ⚠️ Not in parent delegation
	MX	`mail2.sigmaxsecurity.com` ⭐
	MX	`mail.sigmaxsecurity.com`⁽²⁰⁾
	TXT	`v=spf1 a mx ip4:45.23.20.201/29 a:sigmaxsecurity.com a:sigmaxdvr.org a:sigmax...`
	SOA	`sig-svr2019.sigmax.local`sigmaxdvr@com serial=2024151357

PTR for

202.20.23.45.in-addr.arpa

Previously MX for

sigmaxdvr.com

sigmaxdvr.org

Same first word

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.com.mk

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.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

mail.gov.ph

mail.veterinaire.fr

mail.ee

mail.yokohama

mail.mu

mail.nflfan.org

mail.bayern

mail.leczna.pl

mail.dnsalias.com

mail.com.tr

mail.ai

mail.org.ru

mail.re

mail.credit

mail.pl

mail.co.com

mail.perspecta.cloud

mail.ac.id

mail.nu

mail.barcelona

mail.ddns.net

mail.net.kg

mail.qualifioapp.com

mail.photography

mail.net.au

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aiml.cc

mila.gallery

mail.ac.gov.br

mail.edu.me

iaml.pl

ilam.org.nz

liam.page

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mail.pr

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mila.fit

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ilam.ph

amli.fi

ilma.wpmudev.host

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imal.org.mx

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mali.com

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mali.ru

amli.kommune.no

mlai.melbourne

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mail.vivian.jp

mila.fi

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mail.ci

mali.nl

mail.chirurgiens-dentistes.fr

mail.frenchkiss.jp

mail.blogspot.be

amli.fr

ilam.in

mail.go.kr

almi.odessa.ua

almi.mobi

mail.my-gateway.de

mail.wedding

mail.za.bz

lima.city

almi.shop

mail.to

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iaml.org

mail.ba

almi.com.br

mail.lviv.ua

amil.cn

mail.ki

mali.at

mila.ca

liam.biz

mail.lima-city.de

mail.mysecuritycamera.com

mail.microsoft

mail.mil.tw

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mail.deals

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amli.work

mail.edu.pl

DNS History

2 records (1 active, 1 former)

○A173.11.236.1302015-05-29 → 2016-09-24 · 4 obs

● 2015-05-29 22:16:48
● 2016-09-24 10:15:54
○ 2026-04-14 20:15:34
○ 2026-04-14 20:15:38

●A45.23.20.2012026-04-14 → 2026-04-14 · 3 obs

○ 2016-09-24 10:15:54
● 2026-04-14 20:15:34
● 2026-04-14 20:15:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
sigmaxdvr.com	pdns03.domaincontrol.com, pdns04.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.111.51

NS records: pdns03.domaincontrol.com, pdns04.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sigmaxdvr.com (unsigned zone)

⏱️ Timing

Total: 223ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.23.20.201`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns03.domaincontrol.com, pdns03.domaincontrol.com, pdns04.domaincontrol.com...)

Analysis

IP Addresses

mail.sigmaxdvr.com points to a single IP: 45.23.20.201.

Other host names, for instance mail.sigmaxsecurity.com, sigmaxsecurity.com and ns1.sigmaxsecurity.com share IP numbers with mail.sigmaxdvr.com.

mail.sigmaxdvr.com - robtex.com