us1-smtp.messagingengine.com - robtex.com
us1-smtp.messagingengine.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| PTR | phl-mx-01.messagingengine.com | ||||||
| A | 103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
messagingengine.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.168.172.36🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| A | 103.168.172.51🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street | ||||||
| NS | fmns1.messagingengine.com ⭐ | ||||||
| NS | fmns2.messagingengine.com | ||||||
| NS | ns1.messagingengine.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.messagingengine.com ⚠️ Not in zone NS records | ||||||
| MX | in1-smtp.messagingengine.com ⭐ | ||||||
| MX | in2-smtp.messagingengine.com(20) | ||||||
| TXT | v=spf1 include:spf.messagingengine.com ~all | ||||||
| TXT | yahoo-verification-key=aw1SaQZw9vcAd8t5Z3hbA3BHbBpsFCij+Ab0qoVLhvc= | ||||||
| SOA | fmns1.messagingengine.compostmaster@messagingengine.com 2026-07-02 #1 | ||||||
MX for
DNS History
8 records (8 active, 0 former)
●A103.168.172.2162026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2172026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2182026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2192026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2202026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2212026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2222026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
●A103.168.172.2232026-07-03 → 2026-07-03 · 2 obs
● 2026-07-03 16:43:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net... | - |
| messagingengine.com | ns1.messagingengine.com, ns2.messagingengine.com, fmns1.messagingengine.com, fmns2.messagingengine.com | 4 records |
✅ Authoritative Response
Server:162.159.24.178
NS records: ns1.messagingengine.com, ns2.messagingengine.com, fmns1.messagingengine.com, fmns2.messagingengine.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for messagingengine.com (unsigned zone)
⏱️ Timing
Total: 116ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 8 | 103.168.172.216, 103.168.172.217... |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns1.messagingengine.com, ns2.messagingengine.com, fmns1.messagingengine.com...)
Analysis
Mail Server Role
us1-smtp.messagingengine.com serves as a mail server for dave-cohen.com, dscottphoenix.com, mogethin.net, seniorific.com, playlinux.net and a few other domains.
As mail servers, us2-smtp.messagingengine.com and us1-smtp.messagingengine.com are regularly found together.
IP Addresses
us1-smtp.messagingengine.com resolves to 8 IP numbers: 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other.
Additional host names — in1-smtp.messagingengine.com, phl-mx-04.messagingengine.com, atlas.anticlever.com and two others — share IP numbers with us1-smtp.messagingengine.com.