`mail.mrbackoffice.com`

	DNSSEC	⚠️ Not signed
	A	192.252.151.42^{🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA}

`mrbackoffice.com`

	DNSSEC	⚠️ Not signed
	A	192.252.151.42^{🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA}
	NS	`ns1.s402.sureserver.com` ⭐
	NS	`ns2.s402.sureserver.com`
	MX	`mail.mrbackoffice.com` ⭐
	TXT	`v=spf1 a mx include:s402.smtp-spf.sureserver.com ~all`
	SOA	`ns1.s402.sureserver.com`hostmaster@mrbackoffice.com serial=1776646219

MX for

mrbackoffice.com

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DNS History

2 records (1 active, 1 former)

●A192.252.151.422026-04-14 → 2026-04-20 · 3 obs

○ 2017-02-07 15:47:54
● 2026-04-14 16:28:28
● 2026-04-20 01:52:46

○A199.168.186.342017-02-07 → 2017-02-07 · 3 obs

● 2017-02-07 15:47:54
○ 2026-04-14 16:28:28
○ 2026-04-20 01:52:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mrbackoffice.com	ns1.s402.sureserver.com, ns2.s402.sureserver.com	2 records

✅ Authoritative Response

Server:192.252.152.24

NS records: ns1.s402.sureserver.com, ns2.s402.sureserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mrbackoffice.com (unsigned zone)

⏱️ Timing

Total: 274ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.252.151.42`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.s402.sureserver.com, ns2.s402.sureserver.com)

Analysis

Mail Server Role

mail.mrbackoffice.com is the mail server for mrbackoffice.com.

IP Addresses

mail.mrbackoffice.com points to a single IP number: 192.252.151.42.

other host names for instance mail.galvic.com.pe, hostmaster.win-id.net, sysentec.com.co, brizio.ink and mail.forland.org share IP numbers with mail.mrbackoffice.com.

mail.mrbackoffice.com - robtex.com