ryouhin.com - robtex.com
ryouhin.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.141.148.178🇯🇵 InfoSphere203.141.128.0/19 INTERLINK | ||||||
| PTR | 203.141.148.178.static.zoot.jp | ||||||
| NS | ns03.21-domain.info ⭐ | ||||||
| A | 49.212.47.153🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns01.21-domain.info | ||||||
| NS | ns0.ryouhin.com ⚠️ Not in zone NS records | ||||||
| NS | ns04.21-domain.info | ||||||
| A | 2401:2500:204:1105:153:127:15:13🇯🇵 SAKURA-A2401:2500::/32 (ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | 153.127.15.13.v6.sakura.ne.jp | ||||||
| A | 153.127.15.13🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-405-34759.vs.sakura.ne.jp | ||||||
| MX | mail.ryouhin.com ⭐ | ||||||
| A | 122.249.94.237🇯🇵 ASAHI-NET122.249.0.0/16 | ||||||
| PTR | x094237.ppp.asahi-net.or.jp | ||||||
| SOA | ns03.21-domain.inforoot@ns03.21-domain.info 2011-07-18 #0 | ||||||
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
mail.ryouhin.com |
Same first word
ryouhin.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns0.ryouhin.com2026-03-22 → 2026-03-24 · 3 obs
● 2026-03-22 01:29:38
● 2026-03-24 08:07:38
●NSns03.21-domain.info2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 08:07:38
●NSns04.21-domain.info2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 08:07:38
●MXmail.ryouhin.com2015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 08:07:38
●A203.141.148.1782015-06-08 → 2026-03-24 · 2 obs
● 2026-03-24 08:07:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ryouhin.com | ns0.ryouhin.com, ns03.21-domain.info, ns04.21-domain.info | 1 record |
✅ Authoritative Response
Server:49.212.47.153
NS records: ns0.ryouhin.com, ns03.21-domain.info, ns04.21-domain.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ryouhin.com (unsigned zone)
⏱️ Timing
Total: 4749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.141.148.178 |
| NS | 2 | ns03.21-domain.info, ns04.21-domain.info |
| MX | 1 | mail.ryouhin.com (pri: 10) |
| SOA | 1 | ns03.21-domain.info root.ns03.21-domain. |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (ns0.ryouhin.com)
Analysis
Hierarchy
The parent of mail.ryouhin.com is ryouhin.com.
IP Addresses
ryouhin.com points to a single IP: 203.141.148.178.
Other host names, such as 203.141.148.178.static.zoot.jp, share IP numbers with ryouhin.com.
Name Servers
ryouhin.com is delegated to three name servers: ns0.ryouhin.com, ns03.21-domain.info and ns04.21-domain.info.
ryouhin.com partially shares name servers with other domains; examples include digital-ac.com, coreblog.org, kaiketsu-serve.com, prdaily.jp and 21company.co.jp.
Host names with two IP numbers:
The host name ns04.21-domain.info points to 2401:2500:204:1105:153:127:15:13 and 153.127.15.13.
Host names with one IP number:
The host name ns03.21-domain.info points to 49.212.47.153.
Mail Servers
ryouhin.com is handled by a single mail server, mail.ryouhin.com.
mail.ryouhin.com points to a single IP: 122.249.94.237.