ryukow.com - robtex.com

ryukow.com

DNSSEC⚠️ Not signed
A219.118.71.30🇯🇵 InfoSphere219.118.64.0/20 Kai Creates
NSusr-ns1.linkclub.jp
A219.118.70.40🇯🇵 InfoSphere219.118.64.0/20 Kai Creates
PTRusr-ns1.linkclub.jp
NSusr-ns2.linkclub.jp
A219.118.70.50🇯🇵 InfoSphere219.118.64.0/20 Kai Creates
PTRusr-ns2.linkclub.jp
SOAusr-ns1.linkclub.jpnsadmin@linkclub.jp serial=1557302414

com

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

NSusr-ns1.linkclub.jpusr-ns2.linkclub.jpA219.118.71.30
NSusr-ns1.linkclub.jp2026-03-20 → 2026-07-21 · 2 obs
● 2026-03-20 02:40:02
● 2026-07-21 18:54:48
NSusr-ns2.linkclub.jp2026-03-20 → 2026-07-21 · 2 obs
● 2026-03-20 02:40:02
● 2026-07-21 18:54:48
A219.118.71.302026-03-20 → 2026-07-21 · 2 obs
● 2026-03-20 02:40:02
● 2026-07-21 18:54:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ryukow.comusr-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 ryukow.com (unsigned zone)

⏱️ Timing

Total: 1523ms | Queries: -

📄 Records

TypeCountSample Data
A1219.118.71.30
NS2usr-ns1.linkclub.jp, usr-ns2.linkclub.jp
SOA1usr-ns1.linkclub.jp nsadmin.linkclub.jp

Analysis

IP Addresses

ryukow.com points to a single IP number: 219.118.71.30.

Additional host names — itconcierge.jp, t-fusion.com, fpc-mss.com and two others — share IP numbers with ryukow.com.

Name Servers

ryukow.com has two authoritative name servers — usr-ns1.linkclub.jp and usr-ns2.linkclub.jp.

ryukow.com shares its name server setup with other domains, including kemi.jp, infinity-i.com, ruec.net and two others.

The name servers of ryukow.com overlap at least partially with those of other domains — among them chihaya.biz, cps-web.com, mh-gate.com and two more.

These name servers commonly appear in combination with the name servers pba.linkclub.jp.

Both usr-ns1.linkclub.jp and usr-ns2.linkclub.jp have a single IP address each — usr-ns1.linkclub.jp resolves to 219.118.70.40 while usr-ns2.linkclub.jp resolves to 219.118.70.50.