mail.therafor.com - robtex.com

mail.therafor.com

DNSSEC⚠️ Not signed
A203.183.138.23🇯🇵 IDC203.183.128.0/20 Frontier Inc.

therafor.com

DNSSEC⚠️ Not signed
A203.183.138.23🇯🇵 IDC203.183.128.0/20 Frontier Inc.
NSns1.dns-server.jp
NSns2.dns-server.jp
NSns3.dns-server.jp
NSns4.dns-server.jp
MXmail.therafor.com
TXTv=spf1 +a +mx +ip4:203.183.138.23 +ip4:203.183.138.108 +ip4:203.183.138.109 +...
SOAns1.dns-server.jpdomain@seeds.ne.jp 2022-11-24 #1

MX for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A203.183.138.23
A203.183.138.232026-02-18 → 2026-07-27 · 2 obs
● 2026-02-18 18:36:40
● 2026-07-27 02:54:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
therafor.comns2.dns-server.jp, ns4.dns-server.jp, ns3.dns-server.jp, ns1.dns-server.jp-

✅ Authoritative Response

Server:18.177.45.193

NS records: ns2.dns-server.jp, ns4.dns-server.jp, ns3.dns-server.jp, ns1.dns-server.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for therafor.com (unsigned zone)

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

TypeCountSample Data
A1203.183.138.23

Analysis

Mail Server Role

mail.therafor.com serves as a mail server for therafor.com.

IP Addresses

mail.therafor.com points to a single IP number: 203.183.138.23.

Additional host names — re-ud.com, www.tech-earth.co.jp, brunchone.com and two others — share IP numbers with mail.therafor.com.