`sumida-management.com`

DNSSEC	⚠️ Not signed
A	133.130.102.224^{🇯🇵 GMO-INTERNET133.130.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`v133-130-102-224.a02b.g.tyo1.static.cnode.io`
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=fdwhQpqsQD0NsEE4hi9x4ENDDL7QAexWViHnWmkBrA4`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1714650500

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774827162

Same first word

sumida-management.com

DNS History

6 records (5 active, 1 former)

●NS01.dnsv.jp2018-07-09 → 2026-03-29 · 2 obs

● 2018-07-09 15:45:12
● 2026-03-29 23:57:52

●NS02.dnsv.jp2018-07-09 → 2026-03-29 · 2 obs

● 2018-07-09 15:45:12
● 2026-03-29 23:57:52

●NS03.dnsv.jp2018-07-09 → 2026-03-29 · 2 obs

● 2018-07-09 15:45:12
● 2026-03-29 23:57:52

●NS04.dnsv.jp2018-07-09 → 2026-03-29 · 2 obs

● 2018-07-09 15:45:12
● 2026-03-29 23:57:52

●A133.130.102.2242026-02-15 → 2026-03-29 · 3 obs

○ 2018-07-09 15:45:12
● 2026-02-15 23:03:32
● 2026-03-29 23:57:52

○A150.95.144.802018-07-09 → 2018-07-09 · 3 obs

● 2018-07-09 15:45:12
○ 2026-02-15 23:03:32
○ 2026-03-29 23:57:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sumida-management.com	01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp	-

✅ Authoritative Response

Server:157.7.35.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sumida-management.com (unsigned zone)

⏱️ Timing

Total: 1311ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.130.102.224`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
TXT	1	`google-site-verification=fdwhQpqsQD0NsEE`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

Analysis

IP Addresses

sumida-management.com maps to IP address 133.130.102.224.

Other host names, for example, v133-130-102-224.a02b.g.tyo1.static.cnode.io share IP numbers with sumida-management.com.

Name Servers

sumida-management.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

sumida-management.com at least partially shares name servers with other domains such as at-olive.com, nihonkassa.com, hiraiwa.me, mh-tec.co.jp and s-dash.com.

Host names with two IP numbers:

01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53.

03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53.

04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53.

Host names with one IP number:

02.dnsv.jp points to: 157.7.33.53.

sumida-management.com - robtex.com