katoutosou.com - dns.ninja

katoutosou.com

DNSSEC⚠️ Not signed
A153.122.205.21🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
NSkatoutosou.com ⭐
A153.122.205.21🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
NSdnss10.so-net.ne.jp
A210.139.255.1🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc.
PTRdnss10.so-net.ne.jp
NSdnss11.so-net.ne.jp
A210.139.255.17🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc.
PTRdnss11.so-net.ne.jp
MXmx.katoutosou.com ⭐
A153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.
TXTv=spf1 include:_spf.shared-server.net +mx ~all
SOAkatoutosou.comhostmaster@katoutosou.com serial=2602171610

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=1784148407

NS for

katoutosou.com

Previously MX for

katoutosou.com

Subdomains

mx.katoutosou.com

Same first word

katoutosou.com

DNS History

9 records (5 active, 4 former)

200920112013201520172019202120232025NSdnss10.so-net.ne.jpdnss11.so-net.ne.jpkatoutosou.comMXmx.katoutosou.comkatoutosou.commxpin.ms.so-net.ne.jpA153.122.205.21111.68.194.22211.13.196.143
●NSdnss10.so-net.ne.jp2008-03-12 → 2026-07-15 · 2 obs
● 2008-03-12 03:40:04
● 2026-07-15 20:53:56
●NSdnss11.so-net.ne.jp2008-03-12 → 2026-07-15 · 2 obs
● 2008-03-12 03:40:04
● 2026-07-15 20:53:56
●NSkatoutosou.com2015-06-07 → 2026-07-15 · 3 obs
○ 2008-03-12 03:40:04
● 2015-06-07 07:09:20
● 2026-07-15 20:53:56
○MXkatoutosou.com2015-06-07 → 2015-10-27 · 5 obs
○ 2008-03-12 03:40:04
● 2015-06-07 07:09:20
● 2015-10-27 08:13:46
○ 2016-01-17 03:48:42
○ 2026-07-15 20:53:56
●MXmx.katoutosou.com2016-01-17 → 2026-07-15 · 3 obs
○ 2015-10-27 08:13:46
● 2016-01-17 03:48:42
● 2026-07-15 20:53:56
○MXmxpin.ms.so-net.ne.jp2008-03-12 → 2008-03-12 · 3 obs
● 2008-03-12 03:40:04
○ 2015-06-07 07:09:20
○ 2026-07-15 20:53:56
○A111.68.194.222015-06-07 → 2015-10-27 · 5 obs
○ 2008-03-12 03:40:04
● 2015-06-07 07:09:20
● 2015-10-27 08:13:46
○ 2016-01-17 03:48:42
○ 2026-07-15 20:53:56
●A153.122.205.212026-05-13 → 2026-07-15 · 3 obs
○ 2017-09-07 14:30:50
● 2026-05-13 08:37:24
● 2026-07-15 20:53:56
○A211.13.196.1432016-01-17 → 2017-09-07 · 5 obs
○ 2015-10-27 08:13:46
● 2016-01-17 03:48:42
● 2017-09-07 14:30:50
○ 2026-05-13 08:37:24
○ 2026-07-15 20:53:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...-
katoutosou.comdnss10.so-net.ne.jp, dnss11.so-net.ne.jp-

✅ Authoritative Response

Server:210.139.255.17

NS records: dnss10.so-net.ne.jp, dnss11.so-net.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for katoutosou.com (unsigned zone)

⏱️ Timing

Total: 1017ms | Queries: -

📄 Records

TypeCountSample Data
A1153.122.205.21
NS2dnss10.so-net.ne.jp, dnss11.so-net.ne.jp
MX1mx.katoutosou.com (pri: 10)
TXT1v=spf1 include:_spf.shared-server.net +m
SOA1katoutosou.com hostmaster.katoutosou.com

Analysis

Hierarchy

katoutosou.com is a parent domain of mx.katoutosou.com.

Name Server Role

katoutosou.com serves as a name server for itself — katoutosou.com is its own authoritative name server.

dnss10.so-net.ne.jp and dnss11.so-net.ne.jp frequently appear as name servers alongside katoutosou.com.

IP Addresses

katoutosou.com points to a single IP number: 153.122.205.21.

Additional host names — isec-a.com, tatecho.com, taki-repo.com and two others — share IP numbers with katoutosou.com.

Name Servers

The NS records for katoutosou.com list three name servers: katoutosou.com, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp.

katoutosou.com shares at least some of its name servers with other domains, including tanaka-f.com, ogion.org, a-koike.co.jp and two others.

katoutosou.com has IP address 153.122.205.21, dnss10.so-net.ne.jp has IP address 210.139.255.1 and dnss11.so-net.ne.jp has IP address 210.139.255.17 — one address each.

Mail Servers

katoutosou.com has one mail server: mx.katoutosou.com.

mx.katoutosou.com resolves to 153.122.206.114 and no other IP number.