dotnet-app.com - dns.ninja

`dotnet-app.com`

DNSSEC	⚠️ Not signed
A	162.43.121.38^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
		PTR	`sv14237.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` ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
		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	`dotnet-app.com` ⭐
		A	162.43.121.38^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
			PTR	`sv14237.xserver.jp`
MX	`mail16.conoha.ne.jp`⁽¹⁰⁾
TXT	`v=spf1 +a:sv14237.xserver.jp +a:dotnet-app.com +mx include:spf.sender.xserver...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`com`

	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=1783212526

MX for

dotnet-app.com

Same first word

dotnet-app.com

DNS History

16 records (8 active, 8 former)

○NS01.dnsv.jp2015-08-04 → 2020-02-24 · 4 obs

● 2015-08-04 15:20:18
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

○NS02.dnsv.jp2015-08-04 → 2020-02-24 · 4 obs

● 2015-08-04 15:20:18
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

○NS03.dnsv.jp2015-08-04 → 2020-02-24 · 4 obs

● 2015-08-04 15:20:18
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

○NS04.dnsv.jp2015-08-04 → 2020-02-24 · 4 obs

● 2015-08-04 15:20:18
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

●NSns1.xserver.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

●NSns2.xserver.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

●NSns3.xserver.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

●NSns4.xserver.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

●NSns5.xserver.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

○MXbear.dotnet-app.com2015-08-04 → 2017-03-18 · 4 obs

● 2015-08-04 15:20:18
● 2017-03-18 04:06:22
○ 2020-02-24 10:08:22
○ 2026-07-05 01:09:58

●MXdotnet-app.com2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

●MXmail16.conoha.ne.jp2026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

○MXs189.coreserver.jp2020-02-24 → 2020-02-24 · 4 obs

○ 2017-03-18 04:06:22
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

○A133.242.54.2102015-08-04 → 2017-03-18 · 4 obs

● 2015-08-04 15:20:18
● 2017-03-18 04:06:22
○ 2020-02-24 10:08:22
○ 2026-07-05 01:09:58

○A140.227.126.1022020-02-24 → 2020-02-24 · 4 obs

○ 2017-03-18 04:06:22
● 2020-02-24 10:08:22
○ 2026-04-02 22:34:30
○ 2026-07-05 01:09:58

●A162.43.121.382026-04-02 → 2026-07-05 · 3 obs

○ 2020-02-24 10:08:22
● 2026-04-02 22:34:30
● 2026-07-05 01:09:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...	-
dotnet-app.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp	-

✅ Authoritative Response

Server:202.226.36.246

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dotnet-app.com (unsigned zone)

⏱️ Timing

Total: 1344ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.43.121.38`
NS	5	`ns2.xserver.jp, ns5.xserver.jp...`
MX	2	`dotnet-app.com (pri: 0), mail16.conoha.ne.jp (pri: 10)`
TXT	1	`v=spf1 +a:sv14237.xserver.jp +a:dotnet-a`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

Mail Server Role

dotnet-app.com is listed as a mail server for itself.

mail16.conoha.ne.jp and dotnet-app.com are commonly paired as mail servers.

IP Addresses

dotnet-app.com resolves to one IP address: 162.43.121.38.

she-three.com, sv14237.xserver.jp, tt-wp.com and two other host names share IP numbers with dotnet-app.com.

Name Servers

dotnet-app.com has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between dotnet-app.com and other domains — odakensetsu.jp, homusubi.com, co2-diet.com and two more among them.

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

Hostnames that resolve to three IP addresses:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts with just one IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

Mail for dotnet-app.com is routed through two mail servers — dotnet-app.com and mail16.conoha.ne.jp.

dotnet-app.com has at least partial mail server overlap with other domains such as kitsune.blog, momojo.net, gembox.co.jp and two more.

Hosts with just one IP address:

dotnet-app.com resolves to 162.43.121.38.