kentechsystems.net - robtex.com

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`kentechsystems.net`

DNSSEC	⚠️ Not signed
A	183.90.240.4^{🇯🇵 XSERVER-AS}
		PTR	`sv2203.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS}
			PTR	`ip-202-226-36-164.defastlink.net`
		A	202.226.36.170^{🇯🇵 XSERVER-AS}
			PTR	`ip-202-226-36-170.defastlink.net`
		A	202.226.36.246^{🇯🇵 XSERVER-AS}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS}
			PTR	`ip-183-90-224-226.defastlink.net`
		A	183.90.224.230^{🇯🇵 XSERVER-AS}
			PTR	`ip-183-90-224-230.defastlink.net`
		A	202.226.39.247^{🇯🇵 XSERVER-AS}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS}
			PTR	`ip-157-112-182-218.defastlink.net`
		A	157.112.182.220^{🇯🇵 XSERVER-AS}
			PTR	`ip-157-112-182-220.defastlink.net`
		A	202.226.37.247^{🇯🇵 XSERVER-AS}
			PTR	`ns5.xserver.jp`
MX	`kentechsystems.net` ⭐
		A	183.90.240.4^{🇯🇵 XSERVER-AS}
			PTR	`sv2203.xserver.jp`
TXT	`v=spf1 +a:sv2203.xserver.jp +a:kentechsystems.net +mx include:spf.sender.xser...`
SOA	`ns1.xserver.jp`root@sv0.xserver.jp serial=0

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291465

MX for

kentechsystems.net

Same first word

kentechsystems.net

DNS History

10 records (7 active, 3 former)

●NSns1.xserver.jp2026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

○NSns10.wixdns.net2017-01-04 → 2018-01-09 · 4 obs

● 2017-01-04 14:03:30
● 2018-01-09 17:32:44
○ 2026-02-18 07:30:04
○ 2026-02-18 07:30:10

○NSns11.wixdns.net2017-01-04 → 2018-01-09 · 4 obs

● 2017-01-04 14:03:30
● 2018-01-09 17:32:44
○ 2026-02-18 07:30:04
○ 2026-02-18 07:30:10

●NSns2.xserver.jp2026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

●NSns3.xserver.jp2026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

●NSns4.xserver.jp2026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

●NSns5.xserver.jp2026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

●MXkentechsystems.net2026-02-18 → 2026-02-18 · 2 obs

● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

●A183.90.240.42026-02-18 → 2026-02-18 · 3 obs

○ 2018-01-09 17:32:44
● 2026-02-18 07:30:04
● 2026-02-18 07:30:10

○A23.236.62.1472017-01-04 → 2018-01-09 · 4 obs

● 2017-01-04 14:03:30
● 2018-01-09 17:32:44
○ 2026-02-18 07:30:04
○ 2026-02-18 07:30:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
kentechsystems.net	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server: 183.90.224.230

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 kentechsystems.net (unsigned zone)

⏱️ Timing

Total: 4117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.90.240.4`
NS	5	`ns3.xserver.jp, ns2.xserver.jp...`
MX	1	`kentechsystems.net (pri: 0)`
TXT	1	`v=spf1 +a:sv2203.xserver.jp +a:kentechsy`
SOA	1	`ns1.xserver.jp root.sv0.xserver.jp`

AI analysis

kentechsystems.net serves as the mail server for kentechsystems.net.

kentechsystems.net resolves to a single IP address: 183.90.240.4.

Other host names including zawatalian.com, mail.mnta.co.jp, kazmeat.com, sv.adan.jp and seak-fishing.com share IP numbers with kentechsystems.net.

kentechsystems.net is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

kentechsystems.net at least partially shares name servers with other domains, including jigen.net, soccerking-academy.jp, aijyutaku.co.jp, astar-group.com and tochigisuido.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.

A single mail server handles kentechsystems.net.

kentechsystems.net points to a single IP: 183.90.240.4.