cstom.jp - robtex.com

cstom.jp

DNSSEC⚠️ Not signed
A133.125.9.37🇯🇵 SAKURA-A133.125.0.0/16 (ISHIKARI) SAKURA Internet // EAST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
NSdns01.muumuu-domain.com ⭐
A202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc.
NSdns02.muumuu-domain.com
A160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
MXmx.hetemail.jp ⭐
A157.7.189.1🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRmx.heteml.jp
TXTv=spf1 include:_spf.heteml.jp ~all
SOAdns01.muumuu-domain.compostmaster@cstom.jp serial=1752046539

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1785907802

Same first word

cstom.jp
cstom.hu
cstom.ru

Similar names

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tscom.com.br
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omcst.biz
stomc.ru

DNS History

10 records (4 active, 6 former)

20162017201820192020202120222023202420252026NSdns01.muumuu-domain.comdns02.muumuu-domain.comkotetsu.alpha-lt.nettsukuba.aics.ne.jpMXmx.hetemail.jpampub01.alpha-mail.netampub02.alpha-mail.netampub03.alpha-mail.netA133.125.9.37216.230.250.172
●NSdns01.muumuu-domain.com2026-06-30 → 2026-08-05 · 3 obs
○ 2016-12-01 20:45:34
● 2026-06-30 21:26:54
● 2026-08-05 05:48:18
●NSdns02.muumuu-domain.com2026-06-30 → 2026-08-05 · 3 obs
○ 2016-12-01 20:45:34
● 2026-06-30 21:26:54
● 2026-08-05 05:48:18
○NSkotetsu.alpha-lt.net2015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18
○NStsukuba.aics.ne.jp2015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18
○MXampub01.alpha-mail.net2015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18
○MXampub02.alpha-mail.net2015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18
○MXampub03.alpha-mail.net2015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18
●MXmx.hetemail.jp2026-06-30 → 2026-08-05 · 3 obs
○ 2016-12-01 20:45:34
● 2026-06-30 21:26:54
● 2026-08-05 05:48:18
●A133.125.9.372026-06-30 → 2026-08-05 · 3 obs
○ 2016-12-01 20:45:34
● 2026-06-30 21:26:54
● 2026-08-05 05:48:18
○A216.230.250.1722015-06-13 → 2016-12-01 · 4 obs
● 2015-06-13 20:13:28
● 2016-12-01 20:45:34
○ 2026-06-30 21:26:54
○ 2026-08-05 05:48:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
cstom.jpdns01.muumuu-domain.com, dns02.muumuu-domain.com-

✅ Authoritative Response

Server:202.239.23.39

NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cstom.jp (unsigned zone)

⏱️ Timing

Total: 1548ms | Queries: -

📄 Records

TypeCountSample Data
A1133.125.9.37
NS2dns01.muumuu-domain.com, dns02.muumuu-domain.com
MX1mx.hetemail.jp (pri: 50)
TXT1v=spf1 include:_spf.heteml.jp ~all
SOA1dns01.muumuu-domain.com postmaster.cstom

Analysis

IP Addresses

cstom.jp directs to one IP number, which is 133.125.9.37.

Among the host names that share IP numbers with cstom.jp are www.msauto-bankin.com, tcs-april.com, m-car.jp and two others.

Name Servers

cstom.jp uses two name servers for its delegation: dns01.muumuu-domain.com and dns02.muumuu-domain.com.

cstom.jp has the same name server delegation as a number of other domains, such as yuimaaru.com, japantopleague.jp, n63.jp and two more.

The name servers of cstom.jp overlap at least partially with those of other domains — among them shintora-am.jp, ts-software-jp.net, exe-osaka.com and two more.

Both dns01.muumuu-domain.com and dns02.muumuu-domain.com have a single IP address each — dns01.muumuu-domain.com resolves to 202.239.23.39 while dns02.muumuu-domain.com resolves to 160.251.249.62.

Mail Servers

cstom.jp routes its mail through a single mail server, mx.hetemail.jp.

cstom.jp has the same mail server arrangement as a number of other domains, for example goroki.com, minato-shoyu.co.jp, ent-silver.co.jp and two more.

cstom.jp has mail servers in common with other domains — c3web.jp being one example.

mx.hetemail.jp directs to just one IP number, 157.7.189.1.