`mx.kosma.ru`

DNSSEC	⚠️ Not signed
A	5.183.180.252^{🇷🇺 SKYTELECOM5.183.180.0/24}
		PTR	`mx.kosma.ru`

`kosma.ru`

	DNSSEC	⚠️ Not signed
	A	77.246.145.149^{🇷🇺 RU-JSCIOT77.246.144.0/21}
	NS	`ns3-l2.nic.ru` ⭐
	NS	`ns4-l2.nic.ru`
	NS	`ns8-l2.nic.ru`
	MX	`mx2.kosma.ru` ⭐
	MX	`mx.kosma.ru`⁽²⁰⁾
	TXT	`v=spf1 mx ~all`
	TXT	`_globalsign-domain-verification=eoJOwNoJSXJPA4r6GlxFMUizxextc2UBJpbUDRi47B`
	SOA	`ns3-l2.nic.ru`support@nic.ru 2025-05-26 #2

PTR for

253.180.183.5.in-addr.arpa

242.116.78.185.in-addr.arpa

252.180.183.5.in-addr.arpa

MX for

kosma.ru

Same first word

mx.ax

mx.lv

mx.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.tc

mx.microsoft

mx.ph

mx.myftp.biz

mx.com.tr

mx.be

mx.guru

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mx.co

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mx.ru.net

mx.firewall-gateway.de

mx.mayfirst.org

mx.principe.st

mx.ag

mx.ee

mx.net.ru

mx.fi

mx.cz

mx.co.kr

mx.net

mx.box

mx.homelinux.com

mx.dnsalias.com

mx.se

mx.srv.br

mx.si

mx.de

mx.org.ua

mx.com.co

mx.nl

mx.com

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mx.al

mx

mx.org

mx.net.au

mx.sb

mx.sub.jp

mx.kg

mx.fm

mx.dk

mx.mil.lv

mx.is

mx.ac.cn

mx.uz

mx.mt

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mx.ua

mx.csb.app

mx.au

mx.go.gov.br

mx.com.mx

mx.dev

mx.od.ua

mx.su

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.main.jp

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

mx.io

mx.co.ke

mx.vg

mx.gp

mx.cloudaccess.net

mx.global.prod.fastly.net

mx.email

mx.com.pt

mx.ru

mx.services

mx.pl

mx.ht

mx.uk

mx.no

mx.cloud.nospamproxy.com

mx.agency

mx.rs

mx.vc

mx.cloudflare.net

mx.ws

mx.plus

mx.zone

mx.co.za

mx.tours

mx.s3.amazonaws.com

mx.com.tw

mx.vu

mx.biz

mx.ms

mx.network

mx.se.gov.br

mx.gy

mx.pe

mx.realm.cz

mx.tn

mx.mk

mx.exchange

mx.kh.ua

mx.md

mx.to

mx.cm

mx.graphics

mx.cx

mx.support

mx.myftp.org

mx.duckdns.org

mx.kinghost.net

mx.gouv.ci

mx.money

mx.kasserver.com

mx.com.ar

mx.sytes.net

mx.center

mx.withyoutube.com

mx.mba

mx.co.uk

mx.s3-website-eu-west-1.amazonaws.com

mx.s3-website-us-east-1.amazonaws.com

mx.design

mx.s3-website-us-west-1.amazonaws.com

mx.msk.ru

mx.scrapping.cc

mx.tv

mx.casino

mx.ma

mx.dyndns.org

mx.sh

Similar names

xm.cm

xm.co

xm.co.za

xm.kiev.ua

xm.js.cn

xm.cc

xm.world

xm.lt

xm.com.ua

xm.ru

xm.de

xm.cl

xm.sk

xm.se

xm.hu

xm.com.co

xm.africa

xm.fi

xm.is

xm.am

xm.money

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.com

DNS History

2 records (1 active, 1 former)

○A151.252.109.2532015-05-24 → 2017-01-19 · 4 obs

● 2015-05-24 23:21:24
● 2017-01-19 08:14:26
○ 2026-02-18 10:44:18
○ 2026-06-02 21:06:00

●A5.183.180.2522026-03-02 → 2026-06-02 · 3 obs

○ 2026-02-18 10:44:18
● 2026-03-02 19:25:10
● 2026-06-02 21:06:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	e.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...	-
kosma.ru	ns4-l2.nic.ru, ns8-l2.nic.ru, ns3-l2.nic.ru	3 records

✅ Authoritative Response

Server:193.232.146.1

NS records: ns4-l2.nic.ru, ns8-l2.nic.ru, ns3-l2.nic.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kosma.ru (unsigned zone)

⏱️ Timing

Total: 1635ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.183.180.252`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru)

Analysis

Mail Server Role

mx.kosma.ru is used as a mail server for kosma.ru.

As mail servers, mx2.kosma.ru and mx.kosma.ru are regularly found together.

IP Addresses

mx.kosma.ru directs to one IP number, which is 5.183.180.252.

isp1.kosma.ru, for instance, is one of the other host names sharing IP numbers with mx.kosma.ru.

mx.kosma.ru - robtex.com

mx.kosma.ru

kosma.ru