linuxmaster.jp - dns.ninja

linuxmaster.jp

DNSSEC⚠️ Not signed
A202.172.25.34🇯🇵 DRNET202.172.24.0/21
PTRb33.coreserver.jp
NSns1.value-domain.com ⭐
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns4.value-domain.com ⚠️ Not in zone NS records
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns5.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXlinuxmaster.jp ⭐
A202.172.25.34🇯🇵 DRNET202.172.24.0/21
PTRb33.coreserver.jp
TXTgoogle-site-verification=IkgIJy0nm8eVYyJjLbphiQd7ZZBNmHEL_5-pztzdskU
TXTv=spf1 mx a:linuxmaster.jp ip4:202.172.25.34 ip4:13.113.181.244 ip4:52.68.244...
SOAns1.value-domain.comhostmaster@linuxmaster.jp 2026-05-24 #15

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=1780544702

MX for

linuxmaster.jp

Same first word

linuxmaster.cloud
linuxmaster.ru
linuxmaster.be
linuxmaster.cn
linuxmaster.com
linuxmaster.de
linuxmaster.jp
linuxmaster.co.kr
linuxmaster.eu
linuxmaster.in
linuxmaster.net

Similar names

masterlinux.com
linuxstream.com
masterlinux.net
masterlinux.de

DNS History

7 records (7 active, 0 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns3.value-domain.comns4.value-domain.comns5.value-domain.comMXlinuxmaster.jpA202.172.25.34
●NSns1.value-domain.com2015-07-15 → 2026-06-04 · 2 obs
● 2015-07-15 10:19:22
● 2026-06-04 04:15:20
●NSns2.value-domain.com2015-07-15 → 2026-06-04 · 2 obs
● 2015-07-15 10:19:22
● 2026-06-04 04:15:20
●NSns3.value-domain.com2026-03-23 → 2026-06-04 · 3 obs
○ 2015-07-15 10:19:22
● 2026-03-23 16:05:02
● 2026-06-04 04:15:20
●NSns4.value-domain.com2026-03-23 → 2026-06-04 · 3 obs
○ 2015-07-15 10:19:22
● 2026-03-23 16:05:02
● 2026-06-04 04:15:20
●NSns5.value-domain.com2026-03-23 → 2026-06-04 · 3 obs
○ 2015-07-15 10:19:22
● 2026-03-23 16:05:02
● 2026-06-04 04:15:20
●MXlinuxmaster.jp2015-07-15 → 2026-06-04 · 2 obs
● 2015-07-15 10:19:22
● 2026-06-04 04:15:20
●A202.172.25.342015-07-15 → 2026-06-04 · 2 obs
● 2015-07-15 10:19:22
● 2026-06-04 04:15:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
linuxmaster.jpns3.value-domain.com, ns5.value-domain.com, ns2.value-domain.com, ns1.value-domain.com...-

✅ Authoritative Response

Server:172.64.53.3

NS records: ns3.value-domain.com, ns5.value-domain.com, ns2.value-domain.com, ns1.value-domain.com, ns4.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxmaster.jp (unsigned zone)

⏱️ Timing

Total: 3850ms | Queries: -

📄 Records

TypeCountSample Data
A1202.172.25.34
NS2ns2.value-domain.com, ns1.value-domain.com
MX1linuxmaster.jp (pri: 10)
TXT2google-site-verification=IkgIJy0nm8eVYyJ, v=spf1 mx a:linuxmaster.jp ip4:202.172.2
SOA1ns1.value-domain.com hostmaster.linuxmas

Analysis

Mail Server Role

linuxmaster.jp serves as a mail server for linuxmaster.jp.

IP Addresses

linuxmaster.jp has exactly one IP address — 202.172.25.34.

tokushima-mokuzou.com, mail.lapisco.com, 7chord-z.com plus two other host names have IP numbers in common with linuxmaster.jp.

Name Servers

The zone linuxmaster.jp is authoritative on 5 name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two additional ones.

At least some of linuxmaster.jp's name servers are shared with other domains, for example mocamoca.com, nopnop.org, poypoy.net and two more.

These name servers tend to appear together with the name servers ns4.value-domain.com, ns5.value-domain.com and ns11.value-domain.com, plus two others.

Host names pointing to two IP addresses:

ns1.value-domain.com maps to two IP addresses — 172.64.52.38 and 172.64.52.161.

ns2.value-domain.com maps to two IP addresses — 172.64.53.3 and 172.64.53.115.

ns3.value-domain.com maps to two IP addresses — 172.64.52.38 and 172.64.52.161.

ns4.value-domain.com maps to two IP addresses — 172.64.53.3 and 172.64.53.115.

ns5.value-domain.com maps to two IP addresses — 172.64.52.38 and 172.64.52.161.

Three host names point to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Three host names point to 172.64.52.161: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

These two host names — ns2.value-domain.com and ns4.value-domain.com — each point to 172.64.53.3 IP addresses.

These two host names — ns2.value-domain.com and ns4.value-domain.com — each point to 172.64.53.115 IP addresses.

Mail Servers

linuxmaster.jp uses exactly one mail server, which is linuxmaster.jp.

There is one IP number for linuxmaster.jp: 202.172.25.34.