`net-alpha.jp`

DNSSEC	⚠️ Not signed
A	153.122.205.21^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
NS	`ns2.namedserver.net` ⭐
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
NS	`ns.namedserver.net`
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
MX	`mx.net-alpha.jp` ⭐
		A	153.122.206.114^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
TXT	`v=spf1 include:_spf.shared-server.net ~all`
SOA	`ns.namedserver.net`root@namedserver.net serial=2698701319

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1777295703

Subdomains

mx.net-alpha.jp

Same first word

net-alpha.co.jp

net-alpha.jp

net-alpha.net

Similar names

DNS History

5 records (4 active, 1 former)

●NSns.namedserver.net2015-06-15 → 2026-04-27 · 2 obs

● 2015-06-15 10:30:50
● 2026-04-27 13:33:34

●NSns2.namedserver.net2015-06-15 → 2026-04-27 · 2 obs

● 2015-06-15 10:30:50
● 2026-04-27 13:33:34

●MXmx.net-alpha.jp2015-06-15 → 2026-04-27 · 2 obs

● 2015-06-15 10:30:50
● 2026-04-27 13:33:34

●A153.122.205.212026-04-07 → 2026-04-27 · 3 obs

○ 2019-12-28 01:09:08
● 2026-04-07 15:19:08
● 2026-04-27 13:33:34

○A211.13.196.1432015-06-15 → 2019-12-28 · 4 obs

● 2015-06-15 10:30:50
● 2019-12-28 01:09:08
○ 2026-04-07 15:19:08
○ 2026-04-27 13:33:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
net-alpha.jp	ns.namedserver.net, ns2.namedserver.net	-

✅ Authoritative Response

Server:157.120.114.212

NS records: ns.namedserver.net, ns2.namedserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for net-alpha.jp (unsigned zone)

⏱️ Timing

Total: 1964ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.122.205.21`
NS	2	`ns2.namedserver.net, ns.namedserver.net`
MX	1	`mx.net-alpha.jp (pri: 100)`
TXT	1	`v=spf1 include:_spf.shared-server.net ~a`
SOA	1	`ns.namedserver.net root.namedserver.net`

Analysis

Hierarchy

mx.net-alpha.jp has net-alpha.jp as its parent.

IP Addresses

net-alpha.jp maps to IP address 153.122.205.21.

Other host names, for instance mimmi.com, www.yakumo.net, mutoh-ent.co.jp, suzukiaudio.co.jp and to-yo-sawai.com share IP numbers with net-alpha.jp.

Name Servers

Two name servers ns2.namedserver.net and ns.namedserver.net are delegated to net-alpha.jp.

net-alpha.jp uses the same name server configuration as other domains, such as sub0000551998.hmk-temp.com, sub0000528941.hmk-temp.com, 236.97.122.153.in-addr.arpa, 114.173.122.153.in-addr.arpa and 171.189.222.180.in-addr.arpa.

net-alpha.jp shares name servers with other domains at least partially, for instance 241.95.125.211.in-addr.arpa and 185.95.125.211.in-addr.arpa.

These name servers are commonly used with ns2.isle-jp.net and ns.isle-jp.net.

Host names with three IP numbers

ns2.namedserver.net points to: 157.120.112.212, 157.120.113.212 and 157.120.114.212

ns.namedserver.net points to: 157.120.112.212, 157.120.113.212 and 157.120.114.212

Note that ns2.namedserver.net and ns.namedserver.net both point to the same three IPs: 157.120.112.212, 157.120.113.212 and 157.120.114.212

Names pointing to 157.120.112.212: ns2.namedserver.net and ns.namedserver.net

Names pointing to 157.120.113.212: ns2.namedserver.net and ns.namedserver.net

Names pointing to 157.120.114.212: ns2.namedserver.net and ns.namedserver.net