plugconcept.jp - dns.ninja

plugconcept.jp

DNSSEC⚠️ Not signed
A61.112.20.12🇯🇵 OCN61.112.0.0/15 (AS4713) CIDR BLOCK NTT Communications Corporation OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRplugconcept.jp
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
MXplugconcept.jp ⭐
A61.112.20.12🇯🇵 OCN61.112.0.0/15 (AS4713) CIDR BLOCK NTT Communications Corporation OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRplugconcept.jp
TXTv=spf1 a include:_spf.bizmw.com ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1614017440

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=1781405102

PTR for

12.20.112.61.in-addr.arpa

MX for

plugconcept.jp

Same first word

plugconcept.com
plugconcept.jp

DNS History

8 records (4 active, 4 former)

20192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpns-213.dns.jp-e1.cloudn-service.comns-214.dns.jp-w1.cloudn-service.comns-215.dns.us-e1.cloudn-service.comMXplugconcept.jpA61.112.20.1260.43.237.71
●NSmwns1.customer.ne.jp2026-04-18 → 2026-06-14 · 3 obs
○ 2018-06-14 12:09:20
● 2026-04-18 03:04:58
● 2026-06-14 03:28:14
●NSmwns2.customer.ne.jp2026-04-18 → 2026-06-14 · 3 obs
○ 2018-06-14 12:09:20
● 2026-04-18 03:04:58
● 2026-06-14 03:28:14
○NSns-213.dns.jp-e1.cloudn-service.com2018-06-14 → 2018-06-14 · 3 obs
● 2018-06-14 12:09:20
○ 2026-04-18 03:04:58
○ 2026-06-14 03:28:14
○NSns-214.dns.jp-w1.cloudn-service.com2018-06-14 → 2018-06-14 · 3 obs
● 2018-06-14 12:09:20
○ 2026-04-18 03:04:58
○ 2026-06-14 03:28:14
○NSns-215.dns.us-e1.cloudn-service.com2018-06-14 → 2018-06-14 · 3 obs
● 2018-06-14 12:09:20
○ 2026-04-18 03:04:58
○ 2026-06-14 03:28:14
●MXplugconcept.jp2018-06-14 → 2026-06-14 · 2 obs
● 2018-06-14 12:09:20
● 2026-06-14 03:28:14
○A60.43.237.712018-06-14 → 2018-06-14 · 3 obs
● 2018-06-14 12:09:20
○ 2026-04-18 03:04:58
○ 2026-06-14 03:28:14
●A61.112.20.122026-04-18 → 2026-06-14 · 3 obs
○ 2018-06-14 12:09:20
● 2026-04-18 03:04:58
● 2026-06-14 03:28:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, h.dns.jp, c.dns.jp, f.dns.jp...-
plugconcept.jpmwns1.customer.ne.jp, mwns2.customer.ne.jp-

✅ Authoritative Response

Server:210.150.23.210

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for plugconcept.jp (unsigned zone)

⏱️ Timing

Total: 2805ms | Queries: -

📄 Records

TypeCountSample Data
A161.112.20.12
NS2mwns2.customer.ne.jp, mwns1.customer.ne.jp
MX1plugconcept.jp (pri: 10)
TXT1v=spf1 a include:_spf.bizmw.com ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

plugconcept.jp is listed as a mail server for itself.

IP Addresses

plugconcept.jp resolves to one IP address: 61.112.20.12.

Name Servers

Two name servers handle the delegation for plugconcept.jp: mwns1.customer.ne.jp and mwns2.customer.ne.jp.

plugconcept.jp uses the same name servers as several other domains — among them wako-grp.co.jp, simple-e.co.jp, jyousui.or.jp and two more.

Both mwns1.customer.ne.jp and mwns2.customer.ne.jp have a single IP address each — mwns1.customer.ne.jp resolves to 210.150.23.210 while mwns2.customer.ne.jp resolves to 202.17.152.183.

Mail Servers

Mail for plugconcept.jp is handled by one mail server — plugconcept.jp.

plugconcept.jp carries a single IP number, which is 61.112.20.12.