yousys.jp - robtex.com

yousys.jp

DNSSEC⚠️ Not signed
A60.43.209.21🇯🇵 OCN60.32.0.0/12 (AS4713) CIDR BLOCK 70 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRyousys.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
MXyousys.jp ⭐
A60.43.209.21🇯🇵 OCN60.32.0.0/12 (AS4713) CIDR BLOCK 70 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN
PTRyousys.jp
TXTv=spf1 a include:_spf.bizmw.com ~all
SOAmwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613526194

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=1778679902

PTR for

21.209.43.60.in-addr.arpa

MX for

yousys.jp

Same first word

yousys.jp
yousys.co.jp

Similar names

syuosy.com
syosyu.info

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSmwns1.customer.ne.jpmwns2.customer.ne.jpns-204.dns.jp-e1.cloudn-service.comns-205.dns.jp-w1.cloudn-service.comns-206.dns.us-e1.cloudn-service.comns1.secure.netns2.secure.netMXyousys.jpA60.43.209.21118.23.151.18227.50.96.218
●NSmwns1.customer.ne.jp2026-02-22 → 2026-05-13 · 3 obs
○ 2018-06-29 19:38:42
● 2026-02-22 07:15:08
● 2026-05-13 14:18:40
●NSmwns2.customer.ne.jp2026-02-22 → 2026-05-13 · 3 obs
○ 2018-06-29 19:38:42
● 2026-02-22 07:15:08
● 2026-05-13 14:18:40
○NSns-204.dns.jp-e1.cloudn-service.com2016-02-06 → 2018-06-29 · 5 obs
○ 2015-11-17 09:28:00
● 2016-02-06 07:24:20
● 2018-06-29 19:38:42
○ 2026-02-22 07:15:08
○ 2026-05-13 14:18:40
○NSns-205.dns.jp-w1.cloudn-service.com2016-02-06 → 2018-06-29 · 5 obs
○ 2015-11-17 09:28:00
● 2016-02-06 07:24:20
● 2018-06-29 19:38:42
○ 2026-02-22 07:15:08
○ 2026-05-13 14:18:40
○NSns-206.dns.us-e1.cloudn-service.com2016-02-06 → 2018-06-29 · 5 obs
○ 2015-11-17 09:28:00
● 2016-02-06 07:24:20
● 2018-06-29 19:38:42
○ 2026-02-22 07:15:08
○ 2026-05-13 14:18:40
○NSns1.secure.net2015-07-11 → 2015-11-17 · 4 obs
● 2015-07-11 03:26:16
● 2015-11-17 09:28:00
○ 2016-02-06 07:24:20
○ 2026-05-13 14:18:40
○NSns2.secure.net2015-07-11 → 2015-11-17 · 4 obs
● 2015-07-11 03:26:16
● 2015-11-17 09:28:00
○ 2016-02-06 07:24:20
○ 2026-05-13 14:18:40
●MXyousys.jp2015-07-11 → 2026-05-13 · 2 obs
● 2015-07-11 03:26:16
● 2026-05-13 14:18:40
○A118.23.151.1822015-11-17 → 2018-06-29 · 5 obs
○ 2015-07-11 03:26:16
● 2015-11-17 09:28:00
● 2018-06-29 19:38:42
○ 2026-02-22 07:15:08
○ 2026-05-13 14:18:40
○A27.50.96.2182015-07-11 → 2015-07-11 · 3 obs
● 2015-07-11 03:26:16
○ 2015-11-17 09:28:00
○ 2026-05-13 14:18:40
●A60.43.209.212026-02-22 → 2026-05-13 · 3 obs
○ 2018-06-29 19:38:42
● 2026-02-22 07:15:08
● 2026-05-13 14:18:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
yousys.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 yousys.jp (unsigned zone)

⏱️ Timing

Total: 2978ms | Queries: -

📄 Records

TypeCountSample Data
A160.43.209.21
NS2mwns1.customer.ne.jp, mwns2.customer.ne.jp
MX1yousys.jp (pri: 10)
TXT1v=spf1 a include:_spf.bizmw.com ~all
SOA1mwns1.customer.ne.jp host-plan-ac.ntt.co

Analysis

Mail Server Role

yousys.jp serves as the mail server for yousys.jp.

IP Addresses

yousys.jp points to IP number 60.43.209.21.

Name Servers

yousys.jp is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.

yousys.jp uses the same name server setup as other domains such as nodapg.or.jp, kureshin-kogyo.com, hoshinoshoten.co.jp, onlyone-journal.co.jp and jf-hatagyo.ecnet.jp.

Host names with one IP number:

mwns1.customer.ne.jp points to: 210.150.23.210.

mwns2.customer.ne.jp points to: 202.17.152.183.

Mail Servers

yousys.jp is handled by a single mail server, yousys.jp.

yousys.jp points to a single IP: 60.43.209.21.