`ns.yumin.jp`

DNSSEC	⚠️ Not signed
A	114.17.21.146^{🇯🇵 KDDI114.17.0.0/16}
		PTR	`dns20.n-server.com`

`yumin.jp`

	DNSSEC	⚠️ Not signed
	A	114.17.21.146^{🇯🇵 KDDI114.17.0.0/16}
	NS	`ns.yumin.jp` ⭐ ⚠️ Not in parent delegation
	NS	`dns136.n-server.com` ⚠️ Not in zone NS records
	NS	`dns20.n-server.com` ⚠️ Not in zone NS records
	MX	`mail.yumin.jp` ⭐
	TXT	`v=spf1 +a +mx -all +a:dns20.n-server.com`
	SOA	`ns.yumin.jp`plesk@purenic.jp 2026-02-04 #1

NS for

yumin.jp

Same first word

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DNS History

4 records (1 active, 3 former)

○A106.186.69.172015-11-25 → 2018-02-11 · 5 obs

○ 2015-08-13 05:19:30
● 2015-11-25 01:22:32
● 2018-02-11 07:38:30
○ 2026-02-15 18:18:44
○ 2026-04-02 15:45:12

●A114.17.21.1462026-02-15 → 2026-04-02 · 3 obs

○ 2018-02-11 07:38:30
● 2026-02-15 18:18:44
● 2026-04-02 15:45:12

○A124.211.27.272007-08-27 → 2007-08-27 · 3 obs

● 2007-08-27 15:10:18
○ 2015-08-13 05:19:30
○ 2026-04-02 15:45:12

○A210.254.102.2002015-08-13 → 2015-08-13 · 4 obs

○ 2007-08-27 15:10:18
● 2015-08-13 05:19:30
○ 2015-11-25 01:22:32
○ 2026-04-02 15:45:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
yumin.jp	dns20.n-server.com, dns136.n-server.com	-

✅ Authoritative Response

Server:114.17.21.146

NS records: dns20.n-server.com, dns136.n-server.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yumin.jp (unsigned zone)

⏱️ Timing

Total: 1425ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`114.17.21.146`

Analysis

Name Server Role

For yumin.jp, ns.yumin.jp is used as a name server.

dns136.n-server.com and dns20.n-server.com are commonly used as name servers alongside ns.yumin.jp.

IP Addresses

ns.yumin.jp points to a single IP address: 114.17.21.146.

Other host names such as ns.yama-kan.net, mail.doferio.com, tokkou.co.jp, ns.monja-tsukishima.com and ns.gakunan.com share IPs with ns.yumin.jp.

ns.yumin.jp - robtex.com

ns.yumin.jp

yumin.jp