dw230.jp - robtex.com
dw230.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.163.101🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1491.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 | dw230.jp ⭐ | ||||||
| A | 219.94.163.101🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1491.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2008-05-26 #26 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774572302 | ||||||
MX for
dw230.jp |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXdw230.jp2015-07-22 → 2026-03-27 · 2 obs
● 2026-03-27 01:03:34
●A219.94.163.1012015-07-22 → 2026-03-27 · 2 obs
● 2026-03-27 01:03:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, b.dns.jp... | - |
| dw230.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 dw230.jp (unsigned zone)
⏱️ Timing
Total: 1205ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.163.101 |
| NS | 2 | ns2.dns.ne.jp, ns1.dns.ne.jp |
| MX | 1 | dw230.jp (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
The mail server for dw230.jp is dw230.jp.
IP Addresses
dw230.jp points to a single IP address: 219.94.163.101.
Other host names such as woody-kikaku.com, thejapaneseroom.com, yourwing.org, asahi-stone.com and hyakuren-soft.sakura.ne.jp share IPs with dw230.jp.
Name Servers
dw230.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
dw230.jp at least partially shares name servers with other domains, for example wsjp.net, it-z.biz, ebrains.sakura.ne.jp, jltf-tokyo.sakura.ne.jp and giovanni-english.com.
these name servers are commonly used alongside dns.sakura.ad.jp name servers.
Host names with a single IP address:
master.dns.ne.jp resolves to 210.224.172.18.
ns1.dns.ne.jp resolves to 61.211.236.1.
ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
One mail server handles dw230.jp; that server is dw230.jp.
dw230.jp points to a single IP number: 219.94.163.101.