jamin.jp - dns.ninja

`jamin.jp`

DNSSEC	⚠️ Not signed
A	210.166.146.105^{🇯🇵 KDDI210.166.128.0/18 -P}
		PTR	`web105.memenet.or.jp`
NS	`ns1.memenet.or.jp` ⭐
		A	210.166.146.2^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`ns1.memenet.or.jp`
NS	`cache.memenet.or.jp`
		A	210.166.146.8^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`cache.memenet.or.jp`
NS	`ns2.memenet.or.jp`
		A	210.166.146.20^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`ns2.memenet.or.jp`
MX	`mx.jamin.jp` ⭐
		A	210.166.146.43^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`mx43.memenet.or.jp`
		A	210.166.146.44^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`mx44.memenet.or.jp`
MX	`cache.memenet.or.jp`⁽²⁰⁾
		A	210.166.146.8^{🇯🇵 KDDI210.166.128.0/18 -P}
			PTR	`cache.memenet.or.jp`
TXT	`v=spf1 ip4:210.166.146.0/24 ~all`
SOA	`ns1.memenet.or.jp`root@ns1.memenet.or.jp 2025-11-14 #1

`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=1784886303

Subdomains

www.jamin.jp

mail.jamin.jp

mx.jamin.jp

Same first word

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DNS History

8 records (6 active, 2 former)

●NScache.memenet.or.jp2015-07-18 → 2026-07-24 · 2 obs

● 2015-07-18 12:16:24
● 2026-07-24 10:04:10

●NSns1.memenet.or.jp2015-07-18 → 2026-07-24 · 2 obs

● 2015-07-18 12:16:24
● 2026-07-24 10:04:10

●NSns2.memenet.or.jp2015-07-18 → 2026-07-24 · 2 obs

● 2015-07-18 12:16:24
● 2026-07-24 10:04:10

●MXcache.memenet.or.jp2015-07-18 → 2026-07-24 · 2 obs

● 2015-07-18 12:16:24
● 2026-07-24 10:04:10

○MXmail4.memenet.or.jp2015-07-18 → 2017-04-06 · 4 obs

● 2015-07-18 12:16:24
● 2017-04-06 15:10:48
○ 2026-03-24 05:47:46
○ 2026-07-24 10:04:10

●MXmx.jamin.jp2026-03-24 → 2026-07-24 · 3 obs

○ 2017-04-06 15:10:48
● 2026-03-24 05:47:46
● 2026-07-24 10:04:10

●A210.166.146.1052026-03-24 → 2026-07-24 · 3 obs

○ 2017-04-06 15:10:48
● 2026-03-24 05:47:46
● 2026-07-24 10:04:10

○A210.166.146.142015-07-18 → 2017-04-06 · 4 obs

● 2015-07-18 12:16:24
● 2017-04-06 15:10:48
○ 2026-03-24 05:47:46
○ 2026-07-24 10:04:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, e.dns.jp, c.dns.jp, f.dns.jp...	-
jamin.jp	cache.memenet.or.jp, ns1.memenet.or.jp, ns2.memenet.or.jp	3 records

✅ Authoritative Response

Server:210.166.146.8

NS records: cache.memenet.or.jp, ns1.memenet.or.jp, ns2.memenet.or.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jamin.jp (unsigned zone)

⏱️ Timing

Total: 956ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.166.146.105`
NS	3	`cache.memenet.or.jp, ns1.memenet.or.jp...`
MX	2	`cache.memenet.or.jp (pri: 20), mx.jamin.jp (pri: 10)`
TXT	1	`v=spf1 ip4:210.166.146.0/24 ~all`
SOA	1	`ns1.memenet.or.jp root.ns1.memenet.or.jp`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (cache.memenet.or.jp, ns2.memenet.or.jp, ns1.memenet.or.jp)

Analysis

Hierarchy

jamin.jp is the parent domain of www.jamin.jp, mail.jamin.jp and mx.jamin.jp.

IP Addresses

jamin.jp has exactly one IP address — 210.166.146.105.

tslaw.jp, www.m-takeaki.jp, okaue.jp plus two other host names have IP numbers in common with jamin.jp.

Name Servers

jamin.jp has three name servers — cache.memenet.or.jp, ns1.memenet.or.jp and ns2.memenet.or.jp.

jamin.jp shares at least some of its name servers with other domains, including lala-tax.com, khbc.net, hinomoto.ac.jp and two others.

These name servers are frequently seen alongside the name servers ns1.omp.ne.jp.

Each of the three hostnames points to exactly one IP address: cache.memenet.or.jp points to 210.166.146.8, ns1.memenet.or.jp points to 210.166.146.2 and ns2.memenet.or.jp points to 210.166.146.20.

Mail Servers

jamin.jp uses two mail servers, mx.jamin.jp and cache.memenet.or.jp.

At least some of the mail servers used by jamin.jp are shared with other domains: com21.or.jp, magicpearl.jp, koukoku-toa.jp and two others among them.

These mail servers are often deployed together with dr-web01.memenet.or.jp, dr-web02.memenet.or.jp, mx.com21.or.jp and 4 other mail servers.

Host names pointing to two IP addresses:

mx.jamin.jp resolves to 210.166.146.43 and 210.166.146.44.