techfmargin.work - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`techfmargin.work`

DNSSEC	⚠️ Not signed
A	183.90.228.46^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		PTR	`sv1145.xserver.jp`
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	`techfmargin.work` ⭐
		A	183.90.228.46^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
			PTR	`sv1145.xserver.jp`
TXT	`v=spf1 +a:sv1145.xserver.jp +a:techfmargin.work +mx include:spf.sender.xserve...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1790874370

⚠️ On DNS blocklist: spam-tlds

MX for

techfmargin.work

Same first word

techfmargin.work

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSns1.xserver.jp2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●NSns2.xserver.jp2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●NSns3.xserver.jp2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●NSns4.xserver.jp2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●NSns5.xserver.jp2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●MXtechfmargin.work2026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

●A183.90.228.462026-09-15 → 2026-10-01 · 2 obs

● 2026-09-15 09:24:50
● 2026-10-01 17:38:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	y.nic.work, c.nic.work, b.nic.work, a.nic.work...	12 records
techfmargin.work	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.36.247

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 techfmargin.work (unsigned zone)

⏱️ Timing

Total: 1464ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.90.228.46`
NS	5	`ns4.xserver.jp, ns2.xserver.jp...`
MX	1	`techfmargin.work (pri: 0)`
TXT	1	`v=spf1 +a:sv1145.xserver.jp +a:techfmarg`
SOA	1	`ns1.xserver.jp root.xserver.jp`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.work, b.nic.work, c.nic.work...)

Analysis

Mail Server Role

techfmargin.work acts as its own mail server.

IP Addresses

techfmargin.work points to a single IP number: 183.90.228.46.

Additional host names — proengineersidejob.work, www.xn--kckcl3b2hwgcc8857eu50bij6aee0d.tokyo, xn--ickf6lna2dyc7c.tokyo and two others — share IP numbers with techfmargin.work.

Name Servers

Delegation for techfmargin.work is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

At least some of techfmargin.work's name servers are shared with other domains, for example josou-navi.com, cerevi2.net, ligstart24.com and two more.

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

Host names with 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 pointing 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.

Mail Servers

techfmargin.work has a single mail server: techfmargin.work itself.

techfmargin.work directs to just one IP number, 183.90.228.46.