kosetech.com - dns.ninja

kosetech.com

DNSSEC⚠️ Not signed
A157.112.187.94🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc.
PTRsv73.star.ne.jp
NSns1.star-domain.jp
A162.43.112.88🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRns1.star-domain.jp
NSns2.star-domain.jp
A176.32.75.178🇯🇵 Amazon176.32.64.0/19 EC2 NRT prefix
PTRns2.star-domain.jp
NSns3.star-domain.jp
A162.43.113.241🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRns3.star-domain.jp
MXkosetech.com
A157.112.187.94🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc.
PTRsv73.star.ne.jp
TXTv=spf1 +a:sv73.star.ne.jp +a:kosetech.com +mx include:spf.sender.netowl.jp ~all
SOAns1.star-domain.jproot@star-domain.jp serial=0

com

MX for

Subdomains

Same first word

Similar names

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns1.star-domain.jpns2.star-domain.jpns3.star-domain.jpns1.hostmonster.comns2.hostmonster.comMXkosetech.comA157.112.187.9474.220.200.184
NSns1.hostmonster.com2015-05-31 → 2016-01-28 · 4 obs
● 2015-05-31 01:11:28
● 2016-01-28 12:06:08
○ 2016-06-18 10:11:02
○ 2026-06-26 10:03:34
NSns1.star-domain.jp2026-02-21 → 2026-06-26 · 3 obs
○ 2016-06-18 10:11:02
● 2026-02-21 13:07:42
● 2026-06-26 10:03:34
NSns2.hostmonster.com2015-05-31 → 2016-01-28 · 4 obs
● 2015-05-31 01:11:28
● 2016-01-28 12:06:08
○ 2016-06-18 10:11:02
○ 2026-06-26 10:03:34
NSns2.star-domain.jp2026-02-21 → 2026-06-26 · 3 obs
○ 2016-06-18 10:11:02
● 2026-02-21 13:07:42
● 2026-06-26 10:03:34
NSns3.star-domain.jp2026-02-21 → 2026-06-26 · 3 obs
○ 2016-06-18 10:11:02
● 2026-02-21 13:07:42
● 2026-06-26 10:03:34
MXkosetech.com2015-05-31 → 2026-06-26 · 6 obs
● 2015-05-31 01:11:28
● 2016-01-28 12:06:08
○ 2016-06-18 10:11:02
○ 2017-01-21 18:01:08
● 2026-02-21 13:07:42
● 2026-06-26 10:03:34
A157.112.187.942026-02-21 → 2026-06-26 · 3 obs
○ 2016-06-18 10:11:02
● 2026-02-21 13:07:42
● 2026-06-26 10:03:34
A74.220.200.1842015-05-31 → 2016-01-28 · 4 obs
● 2015-05-31 01:11:28
● 2016-01-28 12:06:08
○ 2016-06-18 10:11:02
○ 2026-06-26 10:03:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kosetech.comns1.star-domain.jp, ns2.star-domain.jp, ns3.star-domain.jp-

✅ Authoritative Response

Server:162.43.112.88

NS records: ns1.star-domain.jp, ns2.star-domain.jp, ns3.star-domain.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kosetech.com (unsigned zone)

⏱️ Timing

Total: 961ms | Queries: -

📄 Records

TypeCountSample Data
A1157.112.187.94
NS3ns2.star-domain.jp, ns3.star-domain.jp...
MX1kosetech.com (pri: 0)
TXT1v=spf1 +a:sv73.star.ne.jp +a:kosetech.co
SOA1ns1.star-domain.jp root.star-domain.jp

Analysis

Hierarchy

www.kosetech.com is delegated beneath kosetech.com.

Mail Server Role

The MX record for kosetech.com points back to kosetech.com — it is its own mail server.

IP Addresses

kosetech.com directs to one IP number, which is 157.112.187.94.

Among the host names that share IP numbers with kosetech.com are sirokita.com, ryuhyo.jp, divine-fusion.com and two others.

Name Servers

The authoritative name servers for kosetech.com are ns1.star-domain.jp, ns2.star-domain.jp and ns3.star-domain.jp — three in total.

There is at least partial name server overlap between kosetech.com and other domains — yasui-denki.com, postpet.co.jp, bash-tv.com and two more among them.

The hostnames ns1.star-domain.jp, ns2.star-domain.jp and ns3.star-domain.jp each resolve to a single IP: ns1.star-domain.jp162.43.112.88, ns2.star-domain.jp176.32.75.178, ns3.star-domain.jp162.43.113.241.

Mail Servers

The MX record for kosetech.com points to a single mail server: kosetech.com.

kosetech.com directs to just one IP number, 157.112.187.94.