mx3.startmail.com - dns.ninja

mx3.startmail.com

DNSSEC⚠️ Not signed
A2a02:22a0:bbb6:1d00::1003:25🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.
A89.146.36.66🇳🇱 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)
TXTv=spf1 include:spf.startmail.com include:mail.zendesk.com ~all
TXTgoogle-site-verification=p92r087LlIf2FNd7HXto_b9YGxOJ7kZgzctnVDneKxI
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

66.36.146.89.in-addr.arpa

MX for

startmail.com
use.startmail.com

Same first word

mx3.com.ve
mx3.in-berlin.de
mx3.kinghost.net
mx3.myshopify.com
mx3.name
mx3.com
mx3.ch
mx3.gov.ru
mx3.fm
mx3.nl
mx3.dk
mx3.gov.lk
mx3.uni5.net
mx3.email
mx3.pb.gov.br
mx3.ph
mx3.biz
mx3.cn
mx3.me
mx3.ru
mx3.org
mx3.tv
mx3.gouv.ml
mx3.us
mx3.at
mx3.co
mx3.fr
mx3.it
mx3.games
mx3.ca
mx3.net
mx3.memset.net
mx3.online
mx3.jp
mx3.cc
mx3.app
mx3.gouv.ci
mx3.de
mx3.eu
mx3.no
mx3.kasserver.com

Similar names

3xm.us
3xm.nl
x3m.sk
3xm.ru
x3m.pw
xm3.cn
x3m.com.mx
x3m.de
x3m.pl
m3x.net.br
3xm.com.br
3mx.de
m3x.org
3mx.us
x3m.co
x3m.technology
3xm.cn
x3m.me
3xm.gallery
x3m.eu
m3x.digital
3xm.net
xm3.ru
3xm.ie
xm3.net
m3x.com.br
3mx.ru
x3m.nl
x3m.li
3mx.be
x3m.ro
xm3.biz
x3m.us.com
x3m.lu
3xm.info
x3m.biz
3mx.com
m3x.it
3xm.jp
x3m.fi
xm3.org
x3m.ru
x3m.com.co
x3m.se
3xm.at
m3x.online
m3x.at
m3x.de
x3m.dk
m3x.com
x3m.ch
xm3.de
m3x.co
m3x.cn
x3m.es
3xm.dk
3mx.at
x3m.us
x3m.at
x3m.net
3mx.cc
x3m.in
x3m.lv
xm3.fr
xm3.me
m3x.pw
x3m.cc

DNS History

2 records (2 active, 0 former)

A2a02:22a0:bbb6:1d00::1003:2589.146.36.66
●A2a02:22a0:bbb6:1d00::1003:252026-02-15 → 2026-07-19 · 2 obs
● 2026-02-15 13:11:08
● 2026-07-19 21:19:44
●A89.146.36.662026-02-15 → 2026-07-19 · 2 obs
● 2026-02-15 13:11:08
● 2026-07-19 21:19:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
startmail.comdns31.cloudns.net, dns32.cloudns.net, dns33.cloudns.net, dns34.cloudns.net-

✅ Authoritative Response

Server:185.136.96.100

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: 361ms | Queries: -

📄 Records

TypeCountSample Data
A189.146.36.66
AAAA12a02:22a0:bbb6:1d00::1003:25

Analysis

Mail Server Role

mx3.startmail.com acts as a mail server for startmail.com and use.startmail.com.

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

IP Addresses

mx3.startmail.com has two IP addresses: 89.146.36.66 and 2a02:22a0:bbb6:1d00::1003:25

Other host names share IP numbers with mx3.startmail.com; smx-5c0.smtp.startmail.com is one such example.