mail.sixdoes.com - dns.ninja

mail.sixdoes.com

DNSSEC⚠️ Not signed
A103.168.172.65πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRredir.messagingengine.com
MXus1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXus2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com

sixdoes.com

DNSSEC⚠️ Not signed
A103.168.172.37πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
A103.168.172.52πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
NSns1.messagingengine.com ⭐
NSns2.messagingengine.com
MXus1-smtp.messagingengine.com ⭐
MXus2-smtp.messagingengine.com(20)
TXTv=spf1 include:spf.messagingengine.com ~all
SOAns1.messagingengine.compostmaster@messagingengine.com 2026-07-07 #0

Previously MX for

Same first word

Similar names

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sixdoes.comns1.messagingengine.com, ns2.messagingengine.com2 records

βœ… Authoritative Response

Server:162.159.24.178

NS records: ns1.messagingengine.com, ns2.messagingengine.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sixdoes.com (unsigned zone)

⏱️ Timing

Total: 145ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1103.168.172.65
MX2us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20)

πŸ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.messagingengine.com, ns2.messagingengine.com)

Analysis

IP Addresses

mail.sixdoes.com resolves to just one IP address, 103.168.172.65.

Two other host names, along with mail.campound.org, mail.fellegara.com and mail.digiteams.com, also share IP numbers with mail.sixdoes.com.

Mail Servers

mail.sixdoes.com is served by two mail servers, us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

Among the domains sharing a mail server setup with mail.sixdoes.com are chow.nu, b.mx.utac.net, dns.geektrap.com and two others.

The mail servers of mail.sixdoes.com are at least partially shared with other domains, including nomuk.net.

DNS names with 8 IP addresses:

us1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217 and 103.168.172.218 among others, with 5 other IP addresses in total.

Host names that resolve to four IP numbers:

us2-smtp.messagingengine.com has four IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.