zip-code.jp - robtex.com
zip-code.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.128.178🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www938.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 | zip-code.jp ⭐ | ||||||
| A | 219.94.128.178🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www938.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2007-01-16 #25 | ||||||
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=1789965002 | ||||||
MX for
zip-code.jp |
Same first word
zip-code.com.ph |
zip-code.com |
zip-code.co.za |
zip-code.it |
zip-code.eu |
zip-code.pages.dev |
zip-code.info |
zip-code.jp |
zip-code.ws |
zip-code.de |
zip-code.ph |
zip-code.ru |
zip-code.org |
zip-code.net |
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●MXzip-code.jp2015-08-18 → 2026-09-21 · 2 obs
● 2026-09-21 04:48:14
●A219.94.128.1782015-08-18 → 2026-09-21 · 2 obs
● 2026-09-21 04:48:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | 15 records |
| zip-code.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)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 806ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.128.178 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | zip-code.jp (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 17
In-bailiwick: 15 (e.dns.jp, e.dns.jp, g.dns.jp...)
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
zip-code.jp serves as a mail server for zip-code.jp.
IP Addresses
zip-code.jp has exactly one IP address — 219.94.128.178.
nabaya.jp, midoh.co.jp, jun-takatsuki.jpn.org plus two other host names have IP numbers in common with zip-code.jp.
Name Servers
The authoritative name servers for zip-code.jp are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
There is at least partial name server overlap between zip-code.jp and other domains — tsunagu-japan.jp, kotobuki-yakusho.co.jp, lunchcafe-haru.com and two more among them.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
zip-code.jp uses exactly one mail server, which is zip-code.jp.
zip-code.jp directs to just one IP number, 219.94.128.178.