linuxdevman.fastmail.net - dns.ninja

linuxdevman.fastmail.net

DNSSEC⚠️ Not signed
A103.168.172.37🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRwww.messagingengine.com
A103.168.172.52🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
MXin1-smtp.messagingengine.com
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-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
TXTv=spf1 include:spf.messagingengine.com ~all

fastmail.net

DNSSEC⚠️ Not signed
A103.168.172.65🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
NSfmns1.messagingengine.com
NSfmns2.messagingengine.com
MXin1-smtp.messagingengine.com
MXin2-smtp.messagingengine.com(20)
TXTv=spf1 include:spf.messagingengine.com ~all
SOAfmns1.messagingengine.compostmaster@messagingengine.com 2026-06-04 #0
WOT: SAFE (64/100)
WOT: UNKNOWN (80/100)

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSns1.messagingengine.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA103.168.172.37103.168.172.5266.111.4.5366.111.4.54
NSns1.messagingengine.com2015-08-18 → 2016-06-28 · 4 obs
● 2015-08-18 00:20:42
● 2016-06-28 04:54:38
○ 2026-04-10 11:08:50
○ 2026-06-04 09:47:02
MXin1-smtp.messagingengine.com2015-08-18 → 2026-06-04 · 2 obs
● 2015-08-18 00:20:42
● 2026-06-04 09:47:02
MXin2-smtp.messagingengine.com2015-08-18 → 2026-06-04 · 2 obs
● 2015-08-18 00:20:42
● 2026-06-04 09:47:02
A103.168.172.372026-04-10 → 2026-06-04 · 3 obs
○ 2016-06-28 04:54:38
● 2026-04-10 11:08:50
● 2026-06-04 09:47:02
A103.168.172.522026-04-10 → 2026-06-04 · 3 obs
○ 2016-06-28 04:54:38
● 2026-04-10 11:08:50
● 2026-06-04 09:47:02
A66.111.4.532015-08-18 → 2016-06-28 · 4 obs
● 2015-08-18 00:20:42
● 2016-06-28 04:54:38
○ 2026-04-10 11:08:50
○ 2026-06-04 09:47:02
A66.111.4.542015-08-18 → 2016-06-28 · 4 obs
● 2015-08-18 00:20:42
● 2016-06-28 04:54:38
○ 2026-04-10 11:08:50
○ 2026-06-04 09:47:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nete.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...-
fastmail.netfmns1.messagingengine.com, fmns2.messagingengine.com-

✅ Authoritative Response

Server:162.159.25.114

NS records: fmns1.messagingengine.com, fmns2.messagingengine.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fastmail.net (unsigned zone)

⏱️ Timing

Total: 516ms | Queries: -

📄 Records

TypeCountSample Data
A2103.168.172.37, 103.168.172.52
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ~

Analysis

IP Addresses

linuxdevman.fastmail.net points to two IP numbers: 103.168.172.37 and 103.168.172.52.

Additional host names — tylee.org, sidorov.ca, etko.net and two others — share IP numbers with linuxdevman.fastmail.net.

Mail Servers

linuxdevman.fastmail.net has two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

linuxdevman.fastmail.net shares the same mail server setup as other domains, including waynesworkshop.com, mailtimer.io, 3tas.net and two others.

Some mail servers of linuxdevman.fastmail.net are also used by other domains, notably martinot.info and 9gg.de.

Host names with 8 IP numbers:

in1-smtp.messagingengine.com maps to 103.168.172.216, 103.168.172.217, 103.168.172.218 and five more IP addresses.

Host names with 4 IP numbers:

in2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.