`mx4.mailbaltimore.com`

DNSSEC	⚠️ Not signed
A	52.202.253.101^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
		PTR	`ec2-52-202-253-101.compute-1.amazonaws.com`

`mailbaltimore.com`

	DNSSEC	⚠️ Not signed
	A	69.63.149.72
	NS	`ns-1818.awsdns-35.co.uk` ⭐
	NS	`ns-1062.awsdns-04.org`
	NS	`ns-492.awsdns-61.com`
	NS	`ns-817.awsdns-38.net`
	MX	`mail.mailbaltimore.com` ⭐
	TXT	`google-site-verification=r2gzFFKBFgM9clRiEN8NYyg3iFGGamjSfUVttL3nvVo`
	TXT	`v=DMARC1; p=none; fo=1; rua=mailto:support@missionagency.com`
	TXT	`v=spf1 mx a ptr ip4:69.63.149.72 ip4:69.63.149.73 ip4:69.63.149.96 ip4:69.63....`
	SOA	`ns-1818.awsdns-35.co.uk`awsdns-hostmaster@amazon.com serial=1

MX for

securebaltimore.com

Previously MX for

Same first word

mx4.org

mx4.kinghost.net

mx4.net

mx4.fitness

mx4.ru

mx4.us

mx4.in-berlin.de

mx4.gov.ru

mx4.gouv.ci

mx4.biz

mx4.ch

mx4.pb.gov.br

mx4.me

mx4.info

mx4.com

mx4.de

mx4.uni5.net

mx4.pl

mx4.dk

mx4.vg

mx4.ca

mx4.fr

mx4.cn

Similar names

4mx.de

m4x.co.uk

m4x.us

m4x.org

4mx.at

4mx.net

xm4.ru

m4x.pl

xm4.com

4xm.ca

m4x.cn

m4x.pw

4xm.cn

m4x.nl

xm4.net

m4x.at

4xm.com

m4x.de

m4x.fr

m4x.fun

m4x.co

4mx.info

m4x.co.at

x4m.eu

m4x.ru

x4m.net

x4m.com

4xm.nl

x4m.de

4xm.de

4xm.dk

m4x.im

m4x.eu

m4x.info

m4x.dk

4xm.cc

x4m.ru

x4m.co

m4x.ca

4xm.eu

4xm.pl

m4x.com

4xm.net

4xm.biz

m4x.net

xm4.de

x4m.it

4mx.com

4mx.it

4mx.se

4xm.be

x4m.cn

x4m.org

DNS History

2 records (1 active, 1 former)

●A52.202.253.1012016-07-27 → 2026-03-24 · 3 obs

○ 2016-06-18 06:18:26
● 2016-07-27 05:20:50
● 2026-03-24 19:16:00

○A69.175.50.542015-05-29 → 2016-06-18 · 4 obs

● 2015-05-29 20:08:30
● 2016-06-18 06:18:26
○ 2016-07-27 05:20:50
○ 2026-03-24 19:16:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
mailbaltimore.com	ns-492.awsdns-61.com, ns-817.awsdns-38.net, ns-1062.awsdns-04.org, ns-1818.awsdns-35.co.uk	1 record

✅ Authoritative Response

Server:205.251.195.49

NS records: ns-492.awsdns-61.com, ns-817.awsdns-38.net, ns-1062.awsdns-04.org, ns-1818.awsdns-35.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mailbaltimore.com (unsigned zone)

⏱️ Timing

Total: 293ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.202.253.101`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-492.awsdns-61.com)

Analysis

Mail Server Role

mx4.mailbaltimore.com serves as the mail server for securebaltimore.com.

mx1.mailbaltimore.com, mx2.mailbaltimore.com and mx3.mailbaltimore.com are commonly used as a mail server together with mx4.mailbaltimore.com.

IP Addresses

mx4.mailbaltimore.com points to an IP address: 52.202.253.101.

other host names include mx2.mailbaltimore.com, ec2-52-202-253-101.compute-1.amazonaws.com, mx1.mailbaltimore.com, spamtitan.mailbaltimore.com and mx3.mailbaltimore.com; they share IP numbers with mx4.mailbaltimore.com.

mx4.mailbaltimore.com - robtex.com