mx.firstmaster.com - dns.ninja

`mx.firstmaster.com`

DNSSEC	⚠️ Not signed
A	62.149.128.74^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
		PTR	`mxd5.aruba.it`
A	62.149.128.151^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.154^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.157^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.160^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.163^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.166^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}

`firstmaster.com`

	DNSSEC	⚠️ Not signed
	A	2a00:6d40:4:1::c291:33^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
	A	62.149.189.54^{🇮🇹 ARUBA-ASN62.149.184.0/21 Aruba S.p.A. Network}
	NS	`dns4.arubadns.cz` ⭐
	NS	`dns.technorail.com`
	NS	`dns2.technorail.com`
	NS	`dns3.arubadns.net`
	MX	`mx.firstmaster.com` ⭐
	TXT	`v=spf1 include:_spf.aruba.it ~all`
	SOA	`dns4.arubadns.cz`hostmaster@firstmaster.com 2026-04-12 #1

MX for

firstmaster.com

Same first word

mx.cn

mx.servebbs.org

mx.tc

mx.microsoft

mx.ph

mx.com.tr

mx.be

mx.guru

mx.selfip.com

mx.co

mx.ro

mx.com.kz

mx.ru.net

mx.firewall-gateway.de

mx.mayfirst.org

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

mx.al

mx

mx.org

mx.net.au

mx.sb

mx.sub.jp

mx.nf

mx.kg

mx.fm

mx.dk

mx.mil.lv

mx.is

mx.ac.cn

mx.uz

mx.mt

mx.lt

mx.co.at

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

mx.gs

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.net.tr

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

mx.ax

mx.lv

mx.abbott

mx.or.at

Similar names

xm.co

xm.co.za

xm.kiev.ua

xm.js.cn

xm.by

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.co.kr

xm.am

xm.money

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.la

xm.com

DNS History

7 records (7 active, 0 former)

●A62.149.128.1512026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.1542026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.1572026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.1602026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.1632026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.1662026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

●A62.149.128.742026-04-28 → 2026-06-16 · 2 obs

● 2026-04-28 20:03:06
● 2026-06-16 14:18:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstmaster.com	dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net	4 records

✅ Authoritative Response

Server:94.177.210.13

NS records: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstmaster.com (unsigned zone)

⏱️ Timing

Total: 257ms | Queries: -

📄 Records

Type	Count	Sample Data
A	7	`62.149.128.151, 62.149.128.74...`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns2.technorail.com, dns2.technorail.com, dns.technorail.com...)

Analysis

Mail Server Role

firstmaster.com uses mx.firstmaster.com as a mail server.

IP Addresses

mx.firstmaster.com has 7 IP addresses — 62.149.128.74, 62.149.128.151, 62.149.128.154 and 4 more.

mx.cartronicgroup.it, mx.tuttoaccertamento.it, mx.erendiraitalia.it and two other host names share IP numbers with mx.firstmaster.com.