kn-system.com - robtex.com

kn-system.com

DNSSEC⚠️ Not signed
A162.43.120.25🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14024.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
MXkn-system.com
A162.43.120.25🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14024.xserver.jp
TXTv=spf1 +a:sv14024.xserver.jp +a:kn-system.com +mx include:spf.sender.xserver....
SOAns1.xserver.jproot@xserver.jp serial=0

com

MX for

Same first word

Similar names

DNS History

8 records (7 active, 1 former)

20192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXkn-system.comA162.43.120.25183.181.98.17
NSns1.xserver.jp2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
NSns2.xserver.jp2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
NSns3.xserver.jp2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
NSns4.xserver.jp2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
NSns5.xserver.jp2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
MXkn-system.com2018-06-07 → 2026-07-27 · 2 obs
● 2018-06-07 02:52:08
● 2026-07-27 09:41:06
A162.43.120.252026-02-28 → 2026-07-27 · 3 obs
○ 2018-06-07 02:52:08
● 2026-02-28 05:10:52
● 2026-07-27 09:41:06
A183.181.98.172018-06-07 → 2018-06-07 · 3 obs
● 2018-06-07 02:52:08
○ 2026-02-28 05:10:52
○ 2026-07-27 09:41:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...-
kn-system.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.226

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 kn-system.com (unsigned zone)

⏱️ Timing

Total: 2007ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.120.25
NS5ns4.xserver.jp, ns3.xserver.jp...
MX1kn-system.com (pri: 0)
TXT1v=spf1 +a:sv14024.xserver.jp +a:kn-syste
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

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

IP Addresses

kn-system.com directs to one IP number, which is 162.43.120.25.

Among the host names that share IP numbers with kn-system.com are sprocket.bz, sprocket.bz.cdn.cloudflare.net, mail.kakujyu.co.jp and two others.

Name Servers

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

There is at least partial name server overlap between kn-system.com and other domains — togari.net, mainweb.info, me-ka-mahalo.com and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

The hostname ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

The hostname ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

The hostname ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

The hostname ns2.xserver.jp resolves to 35.72.43.26.

The hostname ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

The MX record for kn-system.com points to a single mail server: kn-system.com.

kn-system.com carries a single IP number, which is 162.43.120.25.