`comsys-kk.co.jp`

DNSSEC	⚠️ Not signed
A	202.254.239.94^{🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc.}
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`comsys-kk.co.jp` ⭐
		A	202.254.239.94^{🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc.}
TXT	`v=spf1 +a:sv7413.xserver.jp +a:comsys-kk.co.jp +mx include:spf.sender.xserver...`
TXT	`google-site-verification=JuuPy426QJffLLsHFz1MztsAfy_TAF-qBzXtznXgrTU`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

MX for

comsys-kk.co.jp

Same first word

comsys-kk.co.jp

DNS History

11 records (7 active, 4 former)

○NSns.technosystem.jp2015-08-22 → 2017-12-16 · 4 obs

● 2015-08-22 23:42:06
● 2017-12-16 18:03:46
○ 2026-05-17 04:30:56
○ 2026-07-30 06:36:26

●NSns1.xserver.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

○NSns2.eonet.ne.jp2015-08-22 → 2017-12-16 · 4 obs

● 2015-08-22 23:42:06
● 2017-12-16 18:03:46
○ 2026-05-17 04:30:56
○ 2026-07-30 06:36:26

●NSns2.xserver.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

●NSns3.xserver.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

●NSns4.xserver.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

●NSns5.xserver.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

●MXcomsys-kk.co.jp2026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

○MXtechnosystem.jp2015-08-22 → 2017-12-16 · 4 obs

● 2015-08-22 23:42:06
● 2017-12-16 18:03:46
○ 2026-05-17 04:30:56
○ 2026-07-30 06:36:26

●A202.254.239.942026-05-17 → 2026-07-30 · 3 obs

○ 2017-12-16 18:03:46
● 2026-05-17 04:30:56
● 2026-07-30 06:36:26

○A218.251.124.982015-08-22 → 2017-12-16 · 4 obs

● 2015-08-22 23:42:06
● 2017-12-16 18:03:46
○ 2026-05-17 04:30:56
○ 2026-07-30 06:36:26

🔍 DNS Trace

Analysis

Mail Server Role

comsys-kk.co.jp serves as a mail server for comsys-kk.co.jp.

IP Addresses

comsys-kk.co.jp has exactly one IP address — 202.254.239.94.

kari-domain.com, sumaho-stay.com, p.sutajiamu.com plus two other host names have IP numbers in common with comsys-kk.co.jp.

Name Servers

Five name servers handle delegation for comsys-kk.co.jp: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

At least some of comsys-kk.co.jp's name servers are shared with other domains, for example ignatius.gr.jp, hanasusuki-japanese-crafts.com, affili-labo.com and two more.

These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.

Host names carrying three IP numbers:

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

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

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

Host names resolving to a single IP address:

ns2.xserver.jp has the IP address 35.72.43.26.

ns3.xserver.jp has the IP address 202.226.36.247.