mx4.startmail.com - dns.ninja

mx4.startmail.com

DNSSEC⚠️ Not signed
A2a02:22a0:bbb6:1d00::1004:25🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.
A89.146.36.82🇳🇱 ASN-ROUTIT89.146.0.0/18 RoutIT B.V.

startmail.com

DNSSEC🔒 Signed (DS record present)
A2a02:22a0:bbb6:1d00::1001:443🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.
A2a02:22a0:bbb6:1d00::1002:443🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.
A145.131.90.136🇳🇱 ASN-ROUTIT145.131.64.0/18 RoutIT 20160803
A145.131.90.152🇳🇱 ASN-ROUTIT145.131.64.0/18 RoutIT 20160803
NSdns31.cloudns.net ⭐
NSdns32.cloudns.net
NSdns33.cloudns.net
NSdns34.cloudns.net
MXmx1.startmail.com ⭐
MXmx2.startmail.com ⭐
MXmx3.startmail.com(20)
MXmx4.startmail.com(30)
TXTgoogle-site-verification=p92r087LlIf2FNd7HXto_b9YGxOJ7kZgzctnVDneKxI
TXTv=spf1 include:spf.startmail.com include:mail.zendesk.com ~all
TXTgoogle-site-verification=C657dqp16Y0cGcLHCmZHmMsaaIVeprybtgiRi_DukZE
SOAdns31.cloudns.netsupport@cloudns.net 2026-07-07 #4
WOT: SAFE (70/100)
rank #64498 globally
rank #31115 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (90/100)
📈 Tranco rank: #47,004

PTR for

82.36.146.89.in-addr.arpa

MX for

use.startmail.com
startmail.com

Same first word

mx4.com
mx4.de
mx4.uni5.net
mx4.pl
mx4.dk
mx4.vg
mx4.ca
mx4.fr
mx4.cn
mx4.org
mx4.kinghost.net
mx4.net
mx4.fitness
mx4.ru
mx4.in-berlin.de
mx4.gov.ru
mx4.cloudaccess.net
mx4.gouv.ci
mx4.biz
mx4.myshopify.com
mx4.ch
mx4.pb.gov.br
mx4.me

Similar names

x4m.cn
x4m.org
4mx.de
m4x.es
m4x.co.uk
m4x.us
m4x.org
4mx.at
4mx.net
xm4.ru
m4x.pl
xm4.com
4xm.ca
m4x.cn
m4x.biz
4xm.cn
m4x.nl
xm4.net
m4x.at
4xm.com
m4x.de
m4x.fr
4mx.ru
m4x.fun
m4x.co
m4x.co.at
x4m.eu
m4x.ru
x4m.net
x4m.com
xm4.online
4xm.nl
x4m.de
4xm.de
4xm.dk
m4x.im
m4x.eu
m4x.info
m4x.dk
4xm.cc
x4m.ru
x4m.co
m4x.ca
4xm.eu
4xm.pl
m4x.com
4xm.net
4xm.biz
m4x.net
xm4.de
x4m.it
4mx.com
4mx.it
4mx.se
4xm.be

DNS History

2 records (2 active, 0 former)

A2a02:22a0:bbb6:1d00::1004:2589.146.36.82
●A2a02:22a0:bbb6:1d00::1004:252026-02-15 → 2026-07-20 · 2 obs
● 2026-02-15 13:11:10
● 2026-07-20 03:21:40
●A89.146.36.822026-02-15 → 2026-07-20 · 2 obs
● 2026-02-15 13:11:10
● 2026-07-20 03:21:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
startmail.comdns31.cloudns.net, dns32.cloudns.net, dns33.cloudns.net, dns34.cloudns.net-

✅ Authoritative Response

Server:185.136.97.100

NS records: dns31.cloudns.net, dns32.cloudns.net, dns33.cloudns.net, dns34.cloudns.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 271ms | Queries: -

📄 Records

TypeCountSample Data
A189.146.36.82
AAAA12a02:22a0:bbb6:1d00::1004:25

Analysis

Mail Server Role

use.startmail.com and startmail.com both use mx4.startmail.com as their mail server.

mx1.startmail.com, mx2.startmail.com and mx3.startmail.com are often deployed as mail servers in conjunction with mx4.startmail.com.

IP Addresses

mx4.startmail.com has two IP addresses: 89.146.36.82 and 2a02:22a0:bbb6:1d00::1004:25