ip4.jp - dns.ninja

`ip4.jp`

DNSSEC	⚠️ Not signed
A	162.43.105.27^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
		PTR	`sv526.xbiz.ne.jp`
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp`
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp`
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
TXT	`google-site-verification=R87DOvgx0s7Wu9_4fL0POk3r2FLE8pfPGNbYiGLV9hw`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1690160490

`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=1785942005

Same first word

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ip4.co.jp

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DNS History

8 records (5 active, 3 former)

●NS01.dnsv.jp2020-12-07 → 2026-08-05 · 3 obs

○ 2017-01-15 01:39:26
● 2020-12-07 18:44:16
● 2026-08-05 15:52:06

●NS02.dnsv.jp2020-12-07 → 2026-08-05 · 3 obs

○ 2017-01-15 01:39:26
● 2020-12-07 18:44:16
● 2026-08-05 15:52:06

●NS03.dnsv.jp2020-12-07 → 2026-08-05 · 3 obs

○ 2017-01-15 01:39:26
● 2020-12-07 18:44:16
● 2026-08-05 15:52:06

●NS04.dnsv.jp2020-12-07 → 2026-08-05 · 3 obs

○ 2017-01-15 01:39:26
● 2020-12-07 18:44:16
● 2026-08-05 15:52:06

○NSdns1.kigaru.ne.jp2017-01-15 → 2017-01-15 · 3 obs

● 2017-01-15 01:39:26
○ 2020-12-07 18:44:16
○ 2026-08-05 15:52:06

○NSdns7.dion.ne.jp2017-01-15 → 2017-01-15 · 3 obs

● 2017-01-15 01:39:26
○ 2020-12-07 18:44:16
○ 2026-08-05 15:52:06

●A162.43.105.272026-02-27 → 2026-08-05 · 3 obs

○ 2021-10-08 06:02:56
● 2026-02-27 11:45:16
● 2026-08-05 15:52:06

○A163.44.174.1022020-12-07 → 2021-10-08 · 4 obs

● 2020-12-07 18:44:16
● 2021-10-08 06:02:56
○ 2026-02-27 11:45:16
○ 2026-08-05 15:52:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, b.dns.jp, g.dns.jp, f.dns.jp...	-
ip4.jp	03.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp, 04.dnsv.jp	7 records

✅ Authoritative Response

Server:157.7.35.53

NS records: 03.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ip4.jp (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.43.105.27`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
TXT	1	`google-site-verification=R87DOvgx0s7Wu9_`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)

Analysis

IP Addresses

ip4.jp has exactly one IP address — 162.43.105.27.

yusinkai.or.jp, mail.yusinkai.or.jp, ns1.ho-yu.info plus two other host names have IP numbers in common with ip4.jp.

Name Servers

Four name servers handle the delegation for ip4.jp: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

At least some of ip4.jp's name servers are shared with other domains, for example net-omise.com, radioserver.jp, fureaihiroba.jp and two more.

Host names pointing to two IP addresses:

01.dnsv.jp resolves to two addresses: 157.7.32.53 and 2400:8500:3300::53.

03.dnsv.jp resolves to two addresses: 157.7.34.53 and 2400:8500:3000::53.

04.dnsv.jp resolves to two addresses: 157.7.35.53 and 2400:8500:3fff::53.

Host names resolving to a single IP address:

The hostname 02.dnsv.jp resolves to 157.7.33.53.