mx.koisans.co.jp - robtex.com

mx.koisans.co.jp

DNSSEC⚠️ Not signed
A160.251.229.96🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRmx-10.gmoserver.jp

koisans.co.jp

DNSSEC⚠️ Not signed
A160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
NSdns01.gmoserver.jp ⭐
NSdns02.gmoserver.jp
MXmx.koisans.co.jp ⭐
TXTv=spf1 include:spf.gmoserver.jp ~all
SOAdns01.gmoserver.jphostmaster@koisans.co.jp 2016-07-29 #2
WOT: SAFE (61/100)

MX for

koisans.co.jp

Same first word

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xm.fi
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DNS History

2 records (1 active, 1 former)

201820192020202120222023202420252026A160.251.229.96157.7.144.18
○A157.7.144.182017-03-09 → 2017-03-09 · 3 obs
● 2017-03-09 20:19:34
○ 2026-02-14 17:33:48
○ 2026-04-12 19:27:18
●A160.251.229.962026-02-14 → 2026-04-12 · 3 obs
○ 2017-03-09 20:19:34
● 2026-02-14 17:33:48
● 2026-04-12 19:27:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, h.dns.jp, a.dns.jp, b.dns.jp...-
koisans.co.jpdns01.gmoserver.jp, dns02.gmoserver.jp-

✅ Authoritative Response

Server:157.7.33.81

NS records: dns01.gmoserver.jp, dns02.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1983ms | Queries: -

📄 Records

TypeCountSample Data
A1160.251.229.96

Analysis

Mail Server Role

mx.koisans.co.jp functions as a mail server for koisans.co.jp.

IP Addresses

mx.koisans.co.jp resolves to one IP number: 160.251.229.96.

other host names including mx.taito-mt.com, mx.b-y-o.net, mx.bouon-drum.com, mx.sibaziba.com and mx.gioial.com share IP numbers with mx.koisans.co.jp.