seiunkai.jp - robtex.com

seiunkai.jp

DNSSEC⚠️ Not signed
A210.224.185.60🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2450.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
MXseiunkai.jp ⭐
A210.224.185.60🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2450.sakura.ne.jp
TXTv=spf1 a:www2450.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2017-03-19 #11

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=1774523702

MX for

seiunkai.jp

Same first word

seiunkai.org
seiunkai.or.jp
seiunkai.jp
seiunkai.com
seiunkai.net

Similar names

inusekai.com
unikasei.com
suieikan.co.jp
niusaike.com
kinesiau.com

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns1.clsvrsystems.netns1.secure.netns2.clsvrsystems.netns2.secure.netMXseiunkai.jpA210.224.185.60124.40.27.235153.122.124.167
●NSmaster.dns.ne.jp2026-03-19 → 2026-03-26 · 3 obs
○ 2017-03-15 14:41:54
● 2026-03-19 11:37:36
● 2026-03-26 11:39:36
○NSns1.clsvrsystems.net2016-03-04 → 2017-03-15 · 5 obs
○ 2015-11-17 20:20:00
● 2016-03-04 07:58:48
● 2017-03-15 14:41:54
○ 2026-03-19 11:37:36
○ 2026-03-26 11:39:36
●NSns1.dns.ne.jp2026-03-19 → 2026-03-26 · 3 obs
○ 2017-03-15 14:41:54
● 2026-03-19 11:37:36
● 2026-03-26 11:39:36
○NSns1.secure.net2015-07-20 → 2015-11-17 · 4 obs
● 2015-07-20 17:42:14
● 2015-11-17 20:20:00
○ 2016-03-04 07:58:48
○ 2026-03-26 11:39:36
○NSns2.clsvrsystems.net2016-03-04 → 2017-03-15 · 5 obs
○ 2015-11-17 20:20:00
● 2016-03-04 07:58:48
● 2017-03-15 14:41:54
○ 2026-03-19 11:37:36
○ 2026-03-26 11:39:36
●NSns2.dns.ne.jp2026-03-19 → 2026-03-26 · 3 obs
○ 2017-03-15 14:41:54
● 2026-03-19 11:37:36
● 2026-03-26 11:39:36
○NSns2.secure.net2015-07-20 → 2015-11-17 · 4 obs
● 2015-07-20 17:42:14
● 2015-11-17 20:20:00
○ 2016-03-04 07:58:48
○ 2026-03-26 11:39:36
●MXseiunkai.jp2015-07-20 → 2026-03-26 · 2 obs
● 2015-07-20 17:42:14
● 2026-03-26 11:39:36
○A124.40.27.2352015-07-20 → 2015-11-17 · 4 obs
● 2015-07-20 17:42:14
● 2015-11-17 20:20:00
○ 2016-03-04 07:58:48
○ 2026-03-26 11:39:36
○A153.122.124.1672016-03-04 → 2017-03-15 · 5 obs
○ 2015-11-17 20:20:00
● 2016-03-04 07:58:48
● 2017-03-15 14:41:54
○ 2026-03-19 11:37:36
○ 2026-03-26 11:39:36
●A210.224.185.602026-03-19 → 2026-03-26 · 3 obs
○ 2017-03-15 14:41:54
● 2026-03-19 11:37:36
● 2026-03-26 11:39:36

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seiunkai.jp (unsigned zone)

⏱️ Timing

Total: 777ms | Queries: -

📄 Records

TypeCountSample Data
A1210.224.185.60
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1seiunkai.jp (pri: 10)
TXT1v=spf1 a:www2450.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

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

IP Addresses

seiunkai.jp points to a single IP address: 210.224.185.60.

Other host names such as www2450.sakura.ne.jp, d-mc.net, siamnks.com, kashimoto.net and cx-co.com share IP numbers with seiunkai.jp.

Name Servers

seiunkai.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least part of the name servers for seiunkai.jp are shared with other domains, for instance tasu-t.com, wealthdynamics.jp, a-core.net, lateequ.sakura.ne.jp and creativelovers.com.

Host names with a single IP:

master.dns.ne.jp points to: 210.224.172.18

ns1.dns.ne.jp points to: 61.211.236.1

ns2.dns.ne.jp points to: 133.167.21.1

Mail Servers

Mail for seiunkai.jp is handled by a single mail server, seiunkai.jp.

Host seiunkai.jp points to IP 210.224.185.60.