`mail.rsadynamics.com`

DNSSEC	⚠️ Not signed
A	79.170.44.37^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
		PTR	`mail37.extendcp.co.uk`

`rsadynamics.com`

	DNSSEC	⚠️ Not signed
	A	79.170.44.95^{🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited}
	NS	`ns2.mainnameserver.com` ⭐
	NS	`ns.mainnameserver.com`
	MX	`mail.rsadynamics.com` ⭐
	SOA	`ns.mainnameserver.com`hostmaster@mainnameserver.com 2014-10-17 #41

MX for

rsadynamics.com

Same first word

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DNS History

3 records (1 active, 2 former)

○A72.41.191.1372015-05-31 → 2016-11-20 · 4 obs

● 2015-05-31 15:41:58
● 2016-11-20 00:25:34
○ 2026-04-12 02:12:38
○ 2026-04-12 09:44:24

●A79.170.44.372026-04-12 → 2026-04-12 · 3 obs

○ 2016-11-20 00:25:34
● 2026-04-12 02:12:38
● 2026-04-12 09:44:24

○CNAMEmail1406.opentransfer.com2015-05-31 → 2016-11-20 · 4 obs

● 2015-05-31 15:41:58
● 2016-11-20 00:25:34
○ 2026-04-12 02:12:38
○ 2026-04-12 09:44:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rsadynamics.com	ns.mainnameserver.com, ns2.mainnameserver.com	2 records

✅ Authoritative Response

Server:79.170.43.3

NS records: ns.mainnameserver.com, ns2.mainnameserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rsadynamics.com (unsigned zone)

⏱️ Timing

Total: 547ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`79.170.44.37`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.mainnameserver.com, ns2.mainnameserver.com)

Analysis

Mail Server Role

mail.rsadynamics.com is the mail server for rsadynamics.com.

IP Addresses

mail.rsadynamics.com resolves to one IP number: 79.170.44.37.

other host names including mail.oliizzy.com, mail.the-pepperpot.com, mail.ruthemilydavey.co.uk, mail.postcodes4u.co.uk and mail.peopleandnumbers.co share IP numbers with mail.rsadynamics.com.

mail.rsadynamics.com - robtex.com