`kojiishikawa.com`

DNSSEC	⚠️ Not signed
A	219.118.65.31^{🇯🇵 InfoSphere219.118.64.0/20 Kai Creates}
		PTR	`sv15.linkclub.jp`
NS	`usr-ns1.linkclub.jp` ⭐
		A	219.118.70.40^{🇯🇵 InfoSphere219.118.64.0/20 Kai Creates}
			PTR	`usr-ns1.linkclub.jp`
NS	`usr-ns2.linkclub.jp`
		A	219.118.70.50^{🇯🇵 InfoSphere219.118.64.0/20 Kai Creates}
			PTR	`usr-ns2.linkclub.jp`
MX	`mx.linkclub.jp` ⭐
		A	219.118.68.160^{🇯🇵 InfoSphere219.118.64.0/20 Kai Creates}
			PTR	`mx.linkclub.jp`
TXT	`v=spf1 ip4:219.118.68.0/24 ip4:219.118.65.0/24 ~all`
SOA	`usr-ns1.linkclub.jp`nsadmin@linkclub.jp serial=1520917352

`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=1776003327

🔒 HSTS Preload (+subdomains)
WOT: UNKNOWN (61/100)

Same first word

kojiishikawa.com

DNS History

5 records (4 active, 1 former)

●NSusr-ns1.linkclub.jp2015-07-13 → 2026-04-12 · 2 obs

● 2015-07-13 00:03:50
● 2026-04-12 14:34:56

●NSusr-ns2.linkclub.jp2015-07-13 → 2026-04-12 · 2 obs

● 2015-07-13 00:03:50
● 2026-04-12 14:34:56

●MXmx.linkclub.jp2015-07-13 → 2026-04-12 · 2 obs

● 2015-07-13 00:03:50
● 2026-04-12 14:34:56

●A219.118.65.312026-03-08 → 2026-04-12 · 3 obs

○ 2017-07-08 14:42:58
● 2026-03-08 23:20:56
● 2026-04-12 14:34:56

○A219.118.71.1332015-07-13 → 2017-07-08 · 4 obs

● 2015-07-13 00:03:50
● 2017-07-08 14:42:58
○ 2026-03-08 23:20:56
○ 2026-04-12 14:34:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
kojiishikawa.com	usr-ns1.linkclub.jp, usr-ns2.linkclub.jp	-

✅ Authoritative Response

Server:219.118.70.50

NS records: usr-ns1.linkclub.jp, usr-ns2.linkclub.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kojiishikawa.com (unsigned zone)

⏱️ Timing

Total: 1191ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.118.65.31`
NS	2	`usr-ns1.linkclub.jp, usr-ns2.linkclub.jp`
MX	1	`mx.linkclub.jp (pri: 10)`
TXT	1	`v=spf1 ip4:219.118.68.0/24 ip4:219.118.6`
SOA	1	`usr-ns1.linkclub.jp nsadmin.linkclub.jp`

Analysis

IP Addresses

kojiishikawa.com points to a single IP: 219.118.65.31.

Other host names, for instance fromwest.co.jp, genie-tat2.net, www.akebono-tennis-club.jp, office-bellnet.com and pst.jp share IP numbers with kojiishikawa.com.

Name Servers

kojiishikawa.com's delegation is to two name servers usr-ns1.linkclub.jp and usr-ns2.linkclub.jp.

kojiishikawa.com shares the same name server configuration as other domains, such as office-bellnet.com, yakyoku.jp, pricon.net, tomeimotors.co.jp and patati-tata.com.

kojiishikawa.com at least partially shares its name servers with other domains, for instance rythmic-care.com, rixy.co.jp, playcities.net, yu-ga-limousine.com and bbtv.co.jp.

These name servers are often used together with the name servers pba.linkclub.jp.

Host names with a single IP:

usr-ns1.linkclub.jp resolves to 219.118.70.40.

usr-ns2.linkclub.jp resolves to 219.118.70.50.

Mail Servers

kojiishikawa.com is served by a single mail server, mx.linkclub.jp.

kojiishikawa.com uses the same mail server setup as other domains such as ak-link.com, aimusuyaki.com, catcam.co.jp, wakuwakudo.net and pinwan.com.

mx.linkclub.jp points to IP number 219.118.68.160.

kojiishikawa.com - robtex.com