validcode.jp - dns.ninja
validcode.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.162.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1218.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 | validcode.jp ⭐ | ||||||
| A | 219.94.162.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1218.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1218.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-07-04 #1 | ||||||
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=1792927802 | ||||||
MX for
validcode.jp |
Same first word
validcode.ru |
validcode.me |
validcode.one |
validcode.com |
validcode.app |
validcode.net |
validcode.com.br |
validcode.jp |
validcode.xyz |
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●MXvalidcode.jp2026-10-07 → 2026-10-25 · 2 obs
● 2026-10-25 11:51:56
●A219.94.162.282026-10-07 → 2026-10-25 · 2 obs
● 2026-10-25 11:51:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | 15 records |
| validcode.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 validcode.jp (unsigned zone)
⏱️ Timing
Total: 1259ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.162.28 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | validcode.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1218.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 17
In-bailiwick: 15 (a.dns.jp, b.dns.jp, c.dns.jp...)
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Mail Server Role
validcode.jp acts as its own mail server.
IP Addresses
validcode.jp points to a single IP number: 219.94.162.28.
Additional host names — kasei-chem.com, marblebooks.sakura.ne.jp, trywarp.com and two others — share IP numbers with validcode.jp.
Name Servers
validcode.jp is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of validcode.jp's name servers are shared with other domains, for example naruto-renkon.com, sdsj.org, hy-apps.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 has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.
Mail Servers
validcode.jp has a single mail server: validcode.jp itself.
validcode.jp resolves to 219.94.162.28 and no other IP number.