itopia.jp - dns.ninja

itopia.jp

DNSSEC⚠️ Not signed
A60.43.141.172🇯🇵 OCN60.32.0.0/12 (AS4713) CIDR BLOCK 70 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
NSmwns1.customer.ne.jp
A210.150.23.210🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE
NSmwns2.customer.ne.jp
A202.17.152.183🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE
MXitopia.jp
A60.43.141.172🇯🇵 OCN60.32.0.0/12 (AS4713) CIDR BLOCK 70 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
TXTv=spf1 a include:_spf.bizmw.com ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1614054142

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=1782571502

PTR for

MX for

Same first word

Similar names

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpasns1.customer.ne.jpasns2.customer.ne.jpMXitopia.jpA60.43.141.17261.126.44.4
NSasns1.customer.ne.jp2015-07-15 → 2017-09-20 · 4 obs
● 2015-07-15 16:49:18
● 2017-09-20 11:58:34
○ 2026-05-19 12:51:04
○ 2026-06-27 15:01:24
NSasns2.customer.ne.jp2015-07-15 → 2017-09-20 · 4 obs
● 2015-07-15 16:49:18
● 2017-09-20 11:58:34
○ 2026-05-19 12:51:04
○ 2026-06-27 15:01:24
NSmwns1.customer.ne.jp2026-05-19 → 2026-06-27 · 3 obs
○ 2017-09-20 11:58:34
● 2026-05-19 12:51:04
● 2026-06-27 15:01:24
NSmwns2.customer.ne.jp2026-05-19 → 2026-06-27 · 3 obs
○ 2017-09-20 11:58:34
● 2026-05-19 12:51:04
● 2026-06-27 15:01:24
MXitopia.jp2015-07-15 → 2026-06-27 · 2 obs
● 2015-07-15 16:49:18
● 2026-06-27 15:01:24
A60.43.141.1722026-05-19 → 2026-06-27 · 3 obs
○ 2017-09-20 11:58:34
● 2026-05-19 12:51:04
● 2026-06-27 15:01:24
A61.126.44.42015-07-15 → 2017-09-20 · 4 obs
● 2015-07-15 16:49:18
● 2017-09-20 11:58:34
○ 2026-05-19 12:51:04
○ 2026-06-27 15:01:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
itopia.jpmwns2.customer.ne.jp, mwns1.customer.ne.jp-

✅ Authoritative Response

Server:202.17.152.183

NS records: mwns2.customer.ne.jp, mwns1.customer.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itopia.jp (unsigned zone)

⏱️ Timing

Total: 1611ms | Queries: -

📄 Records

TypeCountSample Data
A160.43.141.172
NS2mwns1.customer.ne.jp, mwns2.customer.ne.jp
MX1itopia.jp (pri: 10)
TXT1v=spf1 a include:_spf.bizmw.com ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

The MX record for itopia.jp points back to itopia.jp — it is its own mail server.

IP Addresses

itopia.jp directs to one IP number, which is 60.43.141.172.

Name Servers

itopia.jp has two authoritative name servers — mwns1.customer.ne.jp and mwns2.customer.ne.jp.

itopia.jp has the same name server delegation as a number of other domains, such as koyosya-biz.co.jp, daikaseika.co.jp, wako-ltd.co.jp and two more.

Each of mwns1.customer.ne.jp and mwns2.customer.ne.jp has one IP address: mwns1.customer.ne.jp uses 210.150.23.210 and mwns2.customer.ne.jp uses 202.17.152.183.

Mail Servers

The MX record for itopia.jp points to a single mail server: itopia.jp.

itopia.jp points to one IP number — 60.43.141.172.