`kuronekoworks.com`

DNSSEC	⚠️ Not signed
A	160.16.121.160^{🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
		PTR	`tk2-236-27906.vs.sakura.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`
MX	`mail.kuronekoworks.com` ⭐
		A	160.16.121.160^{🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`tk2-236-27906.vs.sakura.ne.jp`
TXT	`v=spf1 ip4:160.16.121.160 -all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1766632221

`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=1778432236

Previously MX for

kuronekoworks.com

Subdomains

mail.kuronekoworks.com

Same first word

kuronekoworks.com

DNS History

7 records (6 active, 1 former)

●NS01.dnsv.jp2015-07-25 → 2026-05-10 · 2 obs

● 2015-07-25 11:49:50
● 2026-05-10 17:17:52

●NS02.dnsv.jp2015-07-25 → 2026-05-10 · 2 obs

● 2015-07-25 11:49:50
● 2026-05-10 17:17:52

●NS03.dnsv.jp2015-07-25 → 2026-05-10 · 2 obs

● 2015-07-25 11:49:50
● 2026-05-10 17:17:52

●NS04.dnsv.jp2015-07-25 → 2026-05-10 · 2 obs

● 2015-07-25 11:49:50
● 2026-05-10 17:17:52

○MXkuronekoworks.com2015-07-25 → 2015-11-26 · 4 obs

● 2015-07-25 11:49:50
● 2015-11-26 21:27:24
○ 2016-03-01 17:13:08
○ 2026-05-10 17:17:52

●MXmail.kuronekoworks.com2016-03-01 → 2026-05-10 · 3 obs

○ 2015-11-26 21:27:24
● 2016-03-01 17:13:08
● 2026-05-10 17:17:52

●A160.16.121.1602015-07-25 → 2026-05-10 · 2 obs

● 2015-07-25 11:49:50
● 2026-05-10 17:17:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
kuronekoworks.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 kuronekoworks.com (unsigned zone)

⏱️ Timing

Total: 1110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.16.121.160`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	1	`mail.kuronekoworks.com (pri: 10)`
TXT	1	`v=spf1 ip4:160.16.121.160 -all`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

Analysis

Hierarchy

kuronekoworks.com is the parent of mail.kuronekoworks.com.

IP Addresses

kuronekoworks.com resolves to one IP number: 160.16.121.160.

Other host names, for instance mail.kuronekoworks.com, aredoko.net and tk2-236-27906.vs.sakura.ne.jp share IP numbers with kuronekoworks.com.

Name Servers

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

kuronekoworks.com at least partially shares name servers with other domains, for instance dac-kansai.co.jp, flora.link, dmccoltd.com, styleshare.jp and taki-jp.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.

Mail Servers

kuronekoworks.com is handled by a single mail server, mail.kuronekoworks.com.

mail.kuronekoworks.com resolves to IP 160.16.121.160.

kuronekoworks.com - robtex.com