`smtp02.rtm.io`

DNSSEC	⚠️ Not signed
A	50.31.141.169^{🇺🇸 SERVERCENTRAL50.31.140.0/22}
		PTR	`smtp02.rtm.io`

`rtm.io`

	DNSSEC	⚠️ Not signed
	A	216.58.194.196^{🇺🇸 Google216.58.192.0/22}
	NS	`ns-cloud-d1.googledomains.com` ⭐
	NS	`ns-cloud-d2.googledomains.com`
	NS	`ns-cloud-d3.googledomains.com`
	NS	`ns-cloud-d4.googledomains.com`
	MX	`smtp01.rtm.io` ⭐
	MX	`smtp01.vin01.rtm.io` ⭐
	MX	`smtp02.rtm.io` ⭐
	MX	`smtp02.vin01.rtm.io` ⭐
	MX	`smtp03.rtm.io` ⭐
	MX	`smtp03.vin01.rtm.io` ⭐
	SOA	`ns-cloud-d1.googledomains.com`cloud-dns-hostmaster@google.com serial=16

PTR for

169.141.31.50.in-addr.arpa

MX for

rtm.io

Same first word

smtp02.pr.gov.br

smtp02.uni5.net

smtp02.gov.ru

Similar names

smtp20.com

smtp20.kinghost.net

smtp20.gov.tt

DNS History

1 record (1 active, 0 former)

●A50.31.141.1692026-02-15 → 2026-04-11 · 2 obs

● 2026-02-15 20:26:48
● 2026-04-11 20:58:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
rtm.io	ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com	-

✅ Authoritative Response

Server:216.239.36.109

NS records: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com, ns-cloud-d4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtm.io (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.31.141.169`

Analysis

Mail Server Role

The mail server for rtm.io is smtp02.rtm.io.

smtp01.rtm.io, smtp03.rtm.io and smtp01.vin01.rtm.io are commonly used as mail servers together with smtp02.rtm.io.

IP Addresses

smtp02.rtm.io points to a single IP number: 50.31.141.169.

smtp02.rtm.io - robtex.com

smtp02.rtm.io

rtm.io