`mx18.cbm.rt.ru`

DNSSEC	⚠️ Not signed
A	46.61.152.148^{🇷🇺 ROSTELECOM-AS46.61.128.0/17 ROSTELECOM NETS}
		PTR	`mx18.cbm.rt.ru`

PTR for

148.152.61.46.in-addr.arpa

MX for

cbm.rt.ru

wink.rt.ru

smi.rt.ru

azbukainterneta.ru

Previously MX for

lc.rt.ru

info.rt.ru

Same first word

mx18.com

Similar names

xm81.de

18mx.com

mx81.de

xm18.net

18xm.com

xm18.cn

m18x.com

xm81.com

81xm.com

m18x.xyz

18mx.net

DNS History

1 record (1 active, 0 former)

●A46.61.152.1482018-10-16 → 2026-05-15 · 22 obs

● 2018-10-16 05:53:56
● 2026-02-19 03:46:06
○ 2026-02-19 15:14:58
● 2026-02-22 06:58:36
● 2026-03-29 14:48:04
○ 2026-04-03 16:14:10
○ 2026-04-04 12:37:58
● 2026-04-08 16:16:38
● 2026-04-15 01:25:54
○ 2026-04-15 02:39:36
● 2026-04-17 12:01:36
● 2026-04-23 14:08:04
○ 2026-04-29 04:23:46
○ 2026-04-29 05:21:02
● 2026-04-29 21:19:00
● 2026-05-12 08:36:44
○ 2026-05-14 03:07:06
● 2026-05-15 00:01:20
● 2026-05-15 08:27:56
○ 2026-05-15 11:26:26
● 2026-05-15 15:39:20
● 2026-05-15 15:39:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
rt.ru	ns1.rostelecom.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns2.rostelecom.ru...	20 records
cbm.rt.ru	ns1.rostelecom.ru, ns2.rostelecom.ru	-

✅ Authoritative Response

Server:87.226.162.62

NS records: ns1.rostelecom.ru, ns2.rostelecom.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt.ru (unsigned zone)

⏱️ Timing

Total: 996ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.61.152.148`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns8-cloud.nic.ru, ns8-cloud.nic.ru, ns8-cloud.nic.ru...)

Analysis

Mail Server Role

mx18.cbm.rt.ru serves as a mail server for cbm.rt.ru, wink.rt.ru, smi.rt.ru and azbukainterneta.ru.

mx10.cbm.rt.ru, mx11.cbm.rt.ru and mx12.cbm.rt.ru are commonly used as mail servers together with mx18.cbm.rt.ru.

IP Addresses

mx18.cbm.rt.ru points to a single IP number: 46.61.152.148.

Other host names, for instance mx18.data.rt.ru, share IP numbers with mx18.cbm.rt.ru.

	DNSSEC	⚠️ Not signed
	NS	`ns1.rostelecom.ru` ⭐
	TXT	`v=spf2.0/pra ip4:5.143.239.136 ip4:46.61.152.148 ip4:46.61.170.128 ip4:46.61....`
	TXT	`v=spf1 ip4:5.143.239.136 ip4:46.61.152.148 ip4:46.61.170.128 ip4:46.61.217.18...`
	TXT	`google-site-verification=d40BYX0hTdsyGAE4nHeX1XLZzahWPx0Oz0N8Z54jOUc`
	TXT	`mailru-verification: 4d10c5fa77fc4c56`
	SOA	`ns1.rostelecom.ru`for@rt.ru 2018-04-25 #1

mx18.cbm.rt.ru - robtex.com