rjsystem.com - robtex.com
rjsystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.66🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1756.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | rjsystem.com ⭐ | ||||||
| A | 112.78.112.66🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1756.sakura.ne.jp | ||||||
| TXT | google-site-verification=Lqq3naMa8Ht5A-uQnCxnLMepkCqmx-LBH4JczEYLXTY | ||||||
| TXT | v=spf1 a:www1756.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-04-02 #1 | ||||||
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=1786574454 | ||||||
MX for
rjsystem.com |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSmaster.dns.ne.jp2015-05-30 → 2026-08-12 · 3 obs
● 2015-05-30 14:37:58
● 2026-08-12 22:59:50
●NSns1.dns.ne.jp2015-05-30 → 2026-08-12 · 3 obs
● 2015-05-30 14:37:58
● 2026-08-12 22:59:50
●NSns2.dns.ne.jp2015-05-30 → 2026-08-12 · 3 obs
● 2015-05-30 14:37:58
● 2026-08-12 22:59:50
●MXrjsystem.com2015-05-30 → 2026-08-12 · 3 obs
● 2015-05-30 14:37:58
● 2026-08-12 22:59:50
●A112.78.112.662015-05-30 → 2026-08-12 · 3 obs
● 2015-05-30 14:37:58
● 2026-08-12 22:59:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rjsystem.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rjsystem.com (unsigned zone)
⏱️ Timing
Total: 1094ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.66 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | rjsystem.com (pri: 10) |
| TXT | 2 | v=spf1 a:www1756.sakura.ne.jp mx ~all, google-site-verification=Lqq3naMa8Ht5A-u |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
rjsystem.com acts as its own mail server.
IP Addresses
rjsystem.com points to a single IP number: 112.78.112.66.
Additional host names — mail.taishokk.co.jp, craftwife.com, hazuki-ayano.sakura.ne.jp and two others — share IP numbers with rjsystem.com.
Name Servers
rjsystem.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of rjsystem.com's name servers are shared with other domains, for example givin.net, c-brand.or.jp, promised-factory.com and two more.
These name servers tend to be used in conjunction with the name servers dns.sakura.ad.jp.
master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP address: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
rjsystem.com has a single mail server: rjsystem.com itself.
rjsystem.com resolves to a single IP number: 112.78.112.66.