kohansou.com - robtex.com

kohansou.com

DNSSEC⚠️ Not signed
A162.43.116.157🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRsv13156.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
MXkohansou.com
A162.43.116.157🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.
PTRsv13156.xserver.jp
TXTv=spf1 +a:sv13156.xserver.jp +a:kohansou.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@xserver.jp serial=0

com

MX for

Subdomains

Same first word

Similar names

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpuns01.lolipop.jpuns02.lolipop.jpMXkohansou.commx01.lolipop.jpA162.43.116.157157.7.107.91210.172.144.208
NSns1.xserver.jp2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
NSns2.xserver.jp2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
NSns3.xserver.jp2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
NSns4.xserver.jp2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
NSns5.xserver.jp2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
NSuns01.lolipop.jp2015-06-21 → 2017-02-14 · 4 obs
● 2015-06-21 17:20:52
● 2017-02-14 20:56:34
○ 2018-11-30 16:17:58
○ 2026-07-20 05:45:54
NSuns02.lolipop.jp2015-06-21 → 2017-02-14 · 4 obs
● 2015-06-21 17:20:52
● 2017-02-14 20:56:34
○ 2018-11-30 16:17:58
○ 2026-07-20 05:45:54
MXkohansou.com2026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
MXmx01.lolipop.jp2015-06-21 → 2017-02-14 · 4 obs
● 2015-06-21 17:20:52
● 2017-02-14 20:56:34
○ 2018-11-30 16:17:58
○ 2026-07-20 05:45:54
A157.7.107.912016-02-10 → 2017-02-14 · 5 obs
○ 2015-11-21 01:11:36
● 2016-02-10 05:53:22
● 2017-02-14 20:56:34
○ 2018-11-30 16:17:58
○ 2026-07-20 05:45:54
A162.43.116.1572026-04-12 → 2026-07-20 · 3 obs
○ 2018-11-30 16:17:58
● 2026-04-12 08:50:54
● 2026-07-20 05:45:54
A210.172.144.2082015-06-21 → 2015-11-21 · 4 obs
● 2015-06-21 17:20:52
● 2015-11-21 01:11:36
○ 2016-02-10 05:53:22
○ 2026-07-20 05:45:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
kohansou.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.37.247

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 kohansou.com (unsigned zone)

⏱️ Timing

Total: 1507ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.116.157
NS5ns3.xserver.jp, ns4.xserver.jp...
MX1kohansou.com (pri: 0)
TXT1v=spf1 +a:sv13156.xserver.jp +a:kohansou
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Hierarchy

hostmaster.kohansou.com is a subdomain of kohansou.com.

Mail Server Role

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

IP Addresses

kohansou.com directs to one IP number, which is 162.43.116.157.

Among the host names that share IP numbers with kohansou.com are designers-shinsatsuken.com, gakukansetsu.org, act-corporation.jp and two others.

Name Servers

The authoritative name servers for kohansou.com are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

The name servers of kohansou.com overlap at least partially with those of other domains — among them foryou-h.com, m-ine.net, ecz.jp and two more.

These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

ns2.xserver.jp resolves to the IP address 35.72.43.26.

ns3.xserver.jp resolves to the IP address 202.226.36.247.

Mail Servers

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

kohansou.com resolves to 162.43.116.157 and no other IP number.