`mail.certifiedmail.com`

	DNSSEC	⚠️ Not signed
	A	66.246.118.3^{🇺🇸 NAC66.246.0.0/16 Net Access Corporation}

`certifiedmail.com`

	DNSSEC	⚠️ Not signed
	A	54.208.18.158^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
	NS	`ns1-01.azure-dns.com` ⭐
	NS	`ns2-01.azure-dns.net`
	NS	`ns3-01.azure-dns.org`
	NS	`ns4-01.azure-dns.info`
	MX	`mail.certifiedmail.com` ⭐
	TXT	`MS=ms22364425`
	TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.google.com a ip4:209.1...`
	SOA	`ns1-01.azure-dns.com`azuredns-hostmaster@microsoft.com.certifiedmail.com serial=30

MX for

certifiedmail.com

Same first word

mail.mydns.vc

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

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mail.group

mail.gov

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mail.cd

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mail.cx

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mail.toshiba

mail.hosting

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mail.fm

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mail.f5.si

mail.party

mail.tax

mail.coop

mail.directory

mail.freemyip.com

mail.com.tw

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mail.mmafan.biz

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mail.schoolbus.jp

mail.uz.ua

mail.cool

mail.uk

mail.ru.com

mail.littlestar.jp

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mail.gov.ao

mail.ac.gov.br

mail.edu.me

mail.gov.ru

mail.pr

mail.mlbfan.org

mail.ph

mail.nhlfan.net

mail.gru.br

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mail.link

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mail.net.vn

mail.lib.wy.us

mail.pictures

mail.gov.kg

mail.ag

mail.hk

mail.win

mail.net

mail.ne.kr

mail.de

mail.hacca.jp

mail.moo.jp

mail.new

mail.teva

mail.gov.al

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mail.(0x6c6f6c697461)punk.jp

mila.fr

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amil.healthcare

DNS History

1 record (1 active, 0 former)

●A66.246.118.32015-06-23 → 2026-03-23 · 2 obs

● 2015-06-23 12:43:16
● 2026-03-23 22:03:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
certifiedmail.com	ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info	2 records

✅ Authoritative Response

Server:208.84.5.1

NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certifiedmail.com (unsigned zone)

⏱️ Timing

Total: 264ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.246.118.3`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-01.azure-dns.com, ns1-01.azure-dns.com)

Analysis

Mail Server Role

mail.certifiedmail.com handles mail for certifiedmail.com.

IP Addresses

mail.certifiedmail.com points to a single IP address: 66.246.118.3.

mail.certifiedmail.com - robtex.com