mail.cm303.com - robtex.com

mail.cm303.com

DNSSEC⚠️ Not signed
A173.46.80.99🇺🇸 CDNEXT173.46.80.0/24 Used by EndUser

cm303.com

DNSSEC⚠️ Not signed
A173.46.80.99🇺🇸 CDNEXT173.46.80.0/24 Used by EndUser
NSns1.cm303.com ⭐ ⚠️ Not in parent delegation
NSns1.ultahhost.xyz ⚠️ Not in zone NS records
NSns2.cm303.com ⚠️ Not in parent delegation
NSns2.ultahhost.xyz ⚠️ Not in zone NS records
MXmail.cm303.com ⭐
TXTv=spf1 a mx ip4:173.46.80.99 ~all
SOAns1.cm303.comhostmaster@cm303.com serial=1

MX for

cm303.com

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DNS History

1 record (1 active, 0 former)

A173.46.80.99
●A173.46.80.992026-04-07 → 2026-04-27 · 2 obs
● 2026-04-07 07:38:24
● 2026-04-27 07:12:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cm303.comns1.ultahhost.xyz, ns2.ultahhost.xyz-

✅ Authoritative Response

Server:173.46.80.99

NS records: ns1.ultahhost.xyz, ns2.ultahhost.xyz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cm303.com (unsigned zone)

⏱️ Timing

Total: 709ms | Queries: -

📄 Records

TypeCountSample Data
A1173.46.80.99

Analysis

Mail Server Role

mail.cm303.com serves as the mail server for cm303.com.

IP Addresses

mail.cm303.com points to a single IP: 173.46.80.99.

Other host names, for instance ie77.net, ns2.ultahhost.xyz, siren99.com, ns1.ultahhost.xyz and cm303.com share IP numbers with mail.cm303.com.