18.rp-sample.com - robtex.com
18.rp-sample.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.128.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www818.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 ⚠️ Not in parent delegation | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| 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 | 18.rp-sample.com ⭐ | ||||||
| A | 219.94.128.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www818.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www818.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2016-04-18 #18 | ||||||
rp-sample.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.235.209🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| NS | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| MX | rp-sample.com ⭐ | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2013-11-25 #18 | ||||||
MX for
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MX18.rp-sample.com2026-03-07 → 2026-07-28 · 2 obs
● 2026-07-28 22:25:12
●A219.94.128.282026-03-07 → 2026-07-28 · 2 obs
● 2026-07-28 22:25:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rp-sample.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rp-sample.com (unsigned zone)
⏱️ Timing
Total: 913ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.128.28 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | 18.rp-sample.com (pri: 10) |
| TXT | 1 | v=spf1 a:www818.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
The MX record for 18.rp-sample.com points back to 18.rp-sample.com — it is its own mail server.
IP Addresses
18.rp-sample.com directs to one IP number, which is 219.94.128.28.
Among the host names that share IP numbers with 18.rp-sample.com are 352-bc.com, rinsaibomiyazaki.sakura.ne.jp, playinghukky.com and two others.
Name Servers
18.rp-sample.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of 18.rp-sample.com's name servers are shared with other domains, for example theater.sakura.ne.jp, kayamoto.com, my-auto.co.jp 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
The MX record for 18.rp-sample.com points to a single mail server: 18.rp-sample.com.
18.rp-sample.com resolves to a single IP number: 219.94.128.28.