`document-planner.jp`

DNSSEC	⚠️ Not signed
A	182.48.39.225^{🇯🇵 SAKURA-A182.48.39.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan}
		PTR	`225.39.48.182.static.www5497m.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`document-planner.jp` ⭐
		A	182.48.39.225^{🇯🇵 SAKURA-A182.48.39.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan}
			PTR	`225.39.48.182.static.www5497m.sakura.ne.jp`
TXT	`v=spf1 a:www5497m.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2014-08-05 #16

`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=1771290902

DNS History

5 records (5 active, 0 former)

●NSmaster.dns.ne.jp2026-03-02 → 2026-03-02 · 2 obs

● 2026-03-02 00:10:30
● 2026-03-02 00:10:32

●NSns1.dns.ne.jp2026-03-02 → 2026-03-02 · 2 obs

● 2026-03-02 00:10:30
● 2026-03-02 00:10:32

●NSns2.dns.ne.jp2026-03-02 → 2026-03-02 · 2 obs

● 2026-03-02 00:10:30
● 2026-03-02 00:10:32

●MXdocument-planner.jp2026-03-02 → 2026-03-02 · 2 obs

● 2026-03-02 00:10:30
● 2026-03-02 00:10:32

●A182.48.39.2252026-03-02 → 2026-03-02 · 2 obs

● 2026-03-02 00:10:30
● 2026-03-02 00:10:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	f.dns.jp, d.dns.jp, h.dns.jp, g.dns.jp...	-
document-planner.jp	ns1.dns.ne.jp, ns2.dns.ne.jp	2 records

✅ Authoritative Response

Server: 133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for document-planner.jp (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`182.48.39.225`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`document-planner.jp (pri: 10)`
TXT	1	`v=spf1 a:www5497m.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

IP Addresses

document-planner.jp resolves to one IP number: 182.48.39.225.

Other host names such as paper-ediscovery.jp and 225.39.48.182.static.www5497m.sakura.ne.jp share IP numbers with document-planner.jp.

Name Servers

document-planner.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

document-planner.jp at least partially shares name servers with other domains, for instance aigaku.net, york-tokyo.com, msv-ehc01018.sakura.ne.jp, arena-system.com and msv-im05009.sakura.ne.jp.

Host names with one IP number: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

document-planner.jp is served by a single mail server, document-planner.jp.

document-planner.jp resolves to IP 182.48.39.225.

document-planner.jp - robtex.com