mx.kobs.co.jp - robtex.com

mx.kobs.co.jp

DNSSEC⚠️ Not signed
A153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.

kobs.co.jp

DNSSEC⚠️ Not signed
A153.122.205.18🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
NSdns1.interq.or.jp
NSdns.interq.or.jp ⚠️ Not in zone NS records
NSdns2.interq.or.jp
MXmx.kobs.co.jp
TXTv=spf1 include:_spf.shared-server.net ~all
SOAdns.interq.or.jproot@interq.or.jp serial=2698700082

MX for

Same first word

Similar names

DNS History

2 records (1 active, 1 former)

202120222023202420252026A153.122.206.114211.13.204.4
A153.122.206.1142026-06-25 → 2026-07-01 · 3 obs
○ 2020-02-17 07:21:46
● 2026-06-25 02:54:46
● 2026-07-01 20:58:24
A211.13.204.42020-02-17 → 2020-02-17 · 3 obs
● 2020-02-17 07:21:46
○ 2026-06-25 02:54:46
○ 2026-07-01 20:58:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
kobs.co.jpdns1.interq.or.jp, dns2.interq.or.jp, dns.interq.or.jp-

✅ Authoritative Response

Server:210.157.1.245

NS records: dns1.interq.or.jp, dns2.interq.or.jp, dns.interq.or.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kobs.co.jp (unsigned zone)

⏱️ Timing

Total: 1684ms | Queries: -

📄 Records

TypeCountSample Data
A1153.122.206.114

Analysis

Mail Server Role

Mail for kobs.co.jp is routed through the mail server mx.kobs.co.jp.

IP Addresses

mx.kobs.co.jp has exactly one IP address — 153.122.206.114.

mx.luce-law.jp, mx.adult-net.biz, mx.kiyoi.co.jp plus two other host names have IP numbers in common with mx.kobs.co.jp.