jsin.jp - dns.ninja

jsin.jp

DNSSEC⚠️ Not signed
A219.94.163.234🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1594.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXjsin.jp ⭐
A219.94.163.234🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1594.sakura.ne.jp
TXTv=spf1 a:www1594.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-05-13 #2

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=1782914403

MX for

jsin.jp

Same first word

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jsin.org

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DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXjsin.jpA219.94.163.234
●NSmaster.dns.ne.jp2015-08-10 → 2026-07-01 · 2 obs
● 2015-08-10 19:02:20
● 2026-07-01 15:07:06
●NSns1.dns.ne.jp2015-08-10 → 2026-07-01 · 2 obs
● 2015-08-10 19:02:20
● 2026-07-01 15:07:06
●NSns2.dns.ne.jp2015-08-10 → 2026-07-01 · 2 obs
● 2015-08-10 19:02:20
● 2026-07-01 15:07:06
●MXjsin.jp2015-08-10 → 2026-07-01 · 2 obs
● 2015-08-10 19:02:20
● 2026-07-01 15:07:06
●A219.94.163.2342015-08-10 → 2026-07-01 · 2 obs
● 2015-08-10 19:02:20
● 2026-07-01 15:07:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
jsin.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jsin.jp (unsigned zone)

⏱️ Timing

Total: 1490ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.163.234
NS2ns2.dns.ne.jp, ns1.dns.ne.jp
MX1jsin.jp (pri: 10)
TXT1v=spf1 a:www1594.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

Mail Server Role

jsin.jp acts as its own mail server.

IP Addresses

jsin.jp points to a single IP number: 219.94.163.234.

Additional host names — under-rise2.sakura.ne.jp, moo.sakura.ne.jp, sps7.net and two others — share IP numbers with jsin.jp.

Name Servers

DNS for jsin.jp is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of jsin.jp's name servers are shared with other domains, for example fit2001.com, 224.211.61.in-addr.arpa, c-communications.com and two more.

These name servers tend to be used in conjunction with the name servers dns.sakura.ad.jp.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.

Mail Servers

jsin.jp has a single mail server: jsin.jp itself.

jsin.jp has exactly one IP number: 219.94.163.234.