`mailgateway02.cmd.su`

DNSSEC	⚠️ Not signed
A	213.171.51.234^{🇷🇺 COMCOR-AS213.171.32.0/19 comcor.ru}
		PTR	`mx06.cmd.su`

`cmd.su`

	DNSSEC	⚠️ Not signed
	A	82.204.182.226^{🇷🇺 MTS82.204.128.0/17 Mobile TeleSystems PJSC, Moscow division / former COMSTAR Telecommunications RUSSIA}
	NS	`dns01.cmd.su` ⭐
	NS	`dns02.cmd.su`
	NS	`dns03.cmd.su`
	NS	`dns04.cmd.su`
	NS	`dns05.cmd.su`
	MX	`mx01.cmd.su` ⭐
	MX	`mx02.cmd.su`⁽¹⁰⁾
	MX	`mx03.cmd.su`⁽²⁰⁾
	MX	`mx04.cmd.su`⁽³⁰⁾
	MX	`mx05.cmd.su`⁽³⁰⁾
	MX	`mx06.cmd.su`⁽³⁰⁾
	MX	`mailgateway01.cmd.su`⁽⁴⁰⁾
	MX	`mailgateway02.cmd.su`⁽⁴⁰⁾
	TXT	`google-site-verification=FYGU1YsyIAc2hIdgZkr3Fr2gmDZOnhCOP2XKd38US94`
	TXT	`google-site-verification=o7_cjF5YsqNgrBCM7esJJxspHZ01H_ksxVryk6ByFl8`
	TXT	`_globalsign-domain-verification=o4HoO2xtRFJtHwreRGOEnLsjVOeGV0foMKRGkMdUS2`
	TXT	`globalsign-domain-verification=FTSHwNgGu5GKvlxsnSveZJ6NILJuVa9xaP3GV7USER`
	TXT	`v=spf1 mx ip4:212.45.9.165 ip4:87.245.177.10 ip4:213.171.51.234 ip4:82.204.18...`
	SOA	`dns01.cmd.su`vbykovskiy@cmd.su serial=20112041

📈 Tranco rank: #4,977

MX for

cmd-lab.ru

rcvh.ru

nkkdc.ru

labtest.ru

epid-oki.ru

cmd.su

hivrussia.info

amplisens.ru

DNS History

1 record (1 active, 0 former)

●A213.171.51.2342026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 06:43:08
● 2026-03-31 15:45:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...	10 records
cmd.su	dns03.cmd.su, dns04.cmd.su, dns05.cmd.su, dns02.cmd.su...	5 records

✅ Authoritative Response

Server:212.45.0.229

NS records: dns03.cmd.su, dns04.cmd.su, dns05.cmd.su, dns02.cmd.su, dns01.cmd.su

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmd.su (unsigned zone)

⏱️ Timing

Total: 680ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.171.51.234`

📌 Glue Records Collected

Total: 15

In-bailiwick: 5 (dns05.cmd.su, dns04.cmd.su, dns03.cmd.su...)

Out-of-bailiwick: 10 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)

Analysis

Mail Server Role

mailgateway02.cmd.su serves as the mail server for cmd-lab.ru, rcvh.ru, nkkdc.ru, labtest.ru and epid-oki.ru, plus several other domains.

Commonly used as mail server together with mailgateway02.cmd.su are mailgateway01.cmd.su, mx01.cmd.su and mx02.cmd.su.

IP Addresses

mailgateway02.cmd.su points to IP number: 213.171.51.234.

Other host names, for instance mx06.cmd.su share IP numbers with mailgateway02.cmd.su.

mailgateway02.cmd.su - robtex.com