mail.rn-4.com - robtex.com

mail.rn-4.com

DNSSEC⚠️ Not signed
A154.12.238.140🇺🇸 CONTABO-USA154.12.232.0/21 Route Registered for Cogent Communications Customer- Contabo Inc
PTRvmi2923020.contaboserver.net

rn-4.com

DNSSEC⚠️ Not signed
A154.12.238.140🇺🇸 CONTABO-USA154.12.232.0/21 Route Registered for Cogent Communications Customer- Contabo Inc
NSns1.cdmon.net ⭐
NSns2.cdmon.net
NSns3.cdmon.net
NSns4.cdmondns-01.org
NSns5.cdmondns-01.com
MXmail.rn-4.com ⭐
TXTv=spf1 ip4:154.12.238.140 +a +mx ~all
TXTgoogle-site-verification=FEOQevZltiIqLvxQSXT0mji-U1DTG9aoNk3QS8YJGaw
SOAns1.cdmon.nethostmaster@rn-4.com 2026-01-21 #18
📈 Tranco rank: #853,170

MX for

rn-4.com

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DNS History

1 record (1 active, 0 former)

A154.12.238.140
●A154.12.238.1402026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 02:00:34
● 2026-04-12 18:47:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
rn-4.comns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net, ns5.cdmondns-01.com...1 record

✅ Authoritative Response

Server:52.59.146.62

NS records: ns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net, ns5.cdmondns-01.com, ns4.cdmondns-01.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rn-4.com (unsigned zone)

⏱️ Timing

Total: 478ms | Queries: -

📄 Records

TypeCountSample Data
A1154.12.238.140

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns5.cdmondns-01.com)

Analysis

Mail Server Role

mail.rn-4.com serves as a mail server for rn-4.com.

IP Addresses

mail.rn-4.com resolves to one IP number: 154.12.238.140.

Other host names, for example rn-4.com, share IP numbers with mail.rn-4.com.