kato-ken.com - robtex.com

kato-ken.com

DNSSEC⚠️ Not signed
A183.90.232.48🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1247.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXkato-ken.com ⭐
A183.90.232.48🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv1247.xserver.jp
TXTv=spf1 +a:sv1247.xserver.jp +a:kato-ken.com +mx include:spf.sender.xserver.jp...
SOAns1.xserver.jproot@xserver.jp serial=0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774596977

NS for

kato-ken.com

Same first word

kato-ken.com

Similar names

okna-tek.com
kako-net.com
k-takeno.com
eko-tank.eu
ok-kenta.com
t-kaneko.co.jp
kon-teka.es
eko-tank.pl

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpdns01.muumuu-domain.comdns02.muumuu-domain.comkato-ken.comMXkato-ken.commail48.heteml.jpA183.90.232.48157.7.188.135182.48.37.5
○NSdns01.muumuu-domain.com2015-06-10 → 2016-09-10 · 4 obs
● 2015-06-10 17:42:14
● 2016-09-10 03:30:20
○ 2017-06-23 11:54:50
○ 2026-03-27 07:51:28
○NSdns02.muumuu-domain.com2015-06-10 → 2016-09-10 · 4 obs
● 2015-06-10 17:42:14
● 2016-09-10 03:30:20
○ 2017-06-23 11:54:50
○ 2026-03-27 07:51:28
○NSkato-ken.com2015-06-10 → 2016-09-10 · 4 obs
● 2015-06-10 17:42:14
● 2016-09-10 03:30:20
○ 2017-06-23 11:54:50
○ 2026-03-27 07:51:28
●NSns1.xserver.jp2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
●NSns2.xserver.jp2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
●NSns3.xserver.jp2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
●NSns4.xserver.jp2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
●NSns5.xserver.jp2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
●MXkato-ken.com2017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28
○MXmail48.heteml.jp2015-06-10 → 2016-09-10 · 4 obs
● 2015-06-10 17:42:14
● 2016-09-10 03:30:20
○ 2017-06-23 11:54:50
○ 2026-03-27 07:51:28
○A157.7.188.1352015-11-03 → 2016-09-10 · 5 obs
○ 2015-06-10 17:42:14
● 2015-11-03 23:41:56
● 2016-09-10 03:30:20
○ 2017-06-23 11:54:50
○ 2026-03-27 07:51:28
○A182.48.37.52015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 17:42:14
○ 2015-11-03 23:41:56
○ 2026-03-27 07:51:28
●A183.90.232.482017-06-23 → 2026-03-27 · 3 obs
○ 2016-09-10 03:30:20
● 2017-06-23 11:54:50
● 2026-03-27 07:51:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kato-ken.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.246

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kato-ken.com (unsigned zone)

⏱️ Timing

Total: 992ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.232.48
NS5ns5.xserver.jp, ns3.xserver.jp...
MX1kato-ken.com (pri: 0)
TXT1v=spf1 +a:sv1247.xserver.jp +a:kato-ken.
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Name Server Role

kato-ken.com serves as a name server for kato-ken.com.

Typically, dns01.muumuu-domain.com and dns02.muumuu-domain.com are used as name servers together with kato-ken.com.

IP Addresses

kato-ken.com resolves to one IP number: 183.90.232.48.

other host names including sv1247.xserver.jp, www.kome2.com, saiin-essassa.com, burabura.club and babubu.net share IP numbers with kato-ken.com.

Name Servers

kato-ken.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

kato-ken.com at least partially shares name servers with other domains, for instance freeblog365.com, sales-c.com, yo-san-chi.info, independence-start.com and edaikokudo.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246; ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247; ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26; ns3.xserver.jp points to: 202.226.36.247.

Mail Servers

kato-ken.com is served by a single mail server, kato-ken.com.

kato-ken.com resolves to IP 183.90.232.48.