`kakubundo.jp`

DNSSEC	⚠️ Not signed
NS	`dns.mba.co.jp` ⭐
		A	210.231.182.96^{🇯🇵 InfoSphere210.231.128.0/18 INFOSPHERE}
			PTR	`dns.mba.co.jp`
NS	`ns4.sphere.ad.jp` ⚠️ Not in parent delegation
		A	202.239.113.30^{🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE}
			PTR	`ns4.sphere.ad.jp`
MX	`mail.mba.co.jp` ⭐
		A	210.231.182.96^{🇯🇵 InfoSphere210.231.128.0/18 INFOSPHERE}
			PTR	`dns.mba.co.jp`
TXT	`MS=ms32953917`
TXT	`v=spf1 +ip4:111.89.179.84 +ip4:210.231.182.96 +ip4:58.138.175.185 +ip4:58.138...`
SOA	`dns.mba.co.jp`it-admin@mba.co.jp 2026-04-08 #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=1776868203

Subdomains

bridge.kakubundo.jp

mail.kakubundo.jp

Same first word

kakubundo.jp

DNS History

5 records (3 active, 2 former)

●NSdns.mba.co.jp2015-07-12 → 2026-04-22 · 2 obs

● 2015-07-12 11:13:04
● 2026-04-22 15:04:50

●NSns4.sphere.ad.jp2026-03-28 → 2026-04-22 · 3 obs

○ 2015-07-12 11:13:04
● 2026-03-28 11:59:56
● 2026-04-22 15:04:50

○MXmail.kakubundo.jp2015-07-12 → 2016-07-13 · 4 obs

● 2015-07-12 11:13:04
● 2016-07-13 20:20:40
○ 2017-03-27 13:47:18
○ 2026-04-22 15:04:50

●MXmail.mba.co.jp2017-03-27 → 2026-04-22 · 3 obs

○ 2016-07-13 20:20:40
● 2017-03-27 13:47:18
● 2026-04-22 15:04:50

○A119.245.147.162015-07-12 → 2017-03-27 · 4 obs

● 2015-07-12 11:13:04
● 2017-03-27 13:47:18
○ 2026-03-28 11:59:56
○ 2026-04-22 15:04:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
kakubundo.jp	dns.mba.co.jp	1 record

✅ Authoritative Response

Server:210.231.182.96

NS records: dns.mba.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kakubundo.jp (unsigned zone)

⏱️ Timing

Total: 737ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns4.sphere.ad.jp, dns.mba.co.jp`
MX	1	`mail.mba.co.jp (pri: 10)`
TXT	2	`v=spf1 +ip4:111.89.179.84 +ip4:210.231.1, MS=ms32953917`
SOA	1	`dns.mba.co.jp it-admin.mba.co.jp`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (dns.mba.co.jp)

Analysis

Hierarchy

kakubundo.jp is a parent of bridge.kakubundo.jp and mail.kakubundo.jp.

Name Servers

Two name servers ns4.sphere.ad.jp and dns.mba.co.jp handle delegation for kakubundo.jp.

kakubundo.jp shares the same name server setup as other domains, such as shizenjin.net and mba.co.jp.

kakubundo.jp partially shares name servers with other domains; examples include www.higashi-t.com, sake.co.jp, j-begin.com, www.aruka.co.jp and yaguchikougyou.jp.

these name servers are commonly used with the name servers ns3.sphere.ad.jp.

Host names with one IP number: The host name ns4.sphere.ad.jp points to 202.239.113.30 and the host name dns.mba.co.jp points to 210.231.182.96.

Mail Servers

kakubundo.jp is handled by a single mail server, mail.mba.co.jp.

kakubundo.jp uses the same mail server setup as other domains, for example bridge.kakubundo.jp.

mail.mba.co.jp points to a single IP: 210.231.182.96.

kakubundo.jp - robtex.com

kakubundo.jp

jp