op-j.jp - robtex.com
op-j.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns0.kagoya.net ⭐ | ||||||
| A | 210.134.60.132🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc. | ||||||
| PTR | ns0.kagoya.net | ||||||
| NS | ns.kagoya.net | ||||||
| A | 210.134.60.132🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc. | ||||||
| PTR | ns0.kagoya.net | ||||||
| NS | ns1.kagoya.net | ||||||
| A | 203.142.206.132🇯🇵 KAGOYAJAPAN203.142.192.0/20 KAGOYA Japan Inc. | ||||||
| PTR | ns1.kagoya.net | ||||||
| MX | mail.op-j.jp ⭐ | ||||||
| A | 124.248.146.242🇯🇵 KAGOYAJAPAN124.248.144.0/20 KAGOYA Japan Inc. | ||||||
| PTR | ofl-124-248-146-242.kagoya.net | ||||||
| TXT | v=spf1 +ip4:124.248.146.224/27 include:kagoya.net ~all | ||||||
| SOA | ns.kagoya.netroot@kagoya.net serial=2026040002 | ||||||
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=1777101302 | ||||||
Subdomains
Same first word
op-j.jp |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns.kagoya.net2015-05-23 → 2026-04-25 · 2 obs
● 2026-04-25 07:30:04
●NSns0.kagoya.net2015-05-23 → 2026-04-25 · 2 obs
● 2026-04-25 07:30:04
●NSns1.kagoya.net2015-05-23 → 2026-04-25 · 2 obs
● 2026-04-25 07:30:04
○MXdmail.op-j.jp2015-05-23 → 2016-07-17 · 4 obs
● 2016-07-17 04:29:00
○ 2026-04-25 07:30:02
○ 2026-04-25 07:30:04
●MXmail.op-j.jp2026-04-25 → 2026-04-25 · 3 obs
● 2026-04-25 07:30:02
● 2026-04-25 07:30:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| op-j.jp | ns0.kagoya.net, ns1.kagoya.net | - |
✅ Authoritative Response
Server:203.142.206.132
NS records: ns0.kagoya.net, ns1.kagoya.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for op-j.jp (unsigned zone)
⏱️ Timing
Total: 1558ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns0.kagoya.net, ns1.kagoya.net |
| MX | 1 | mail.op-j.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:124.248.146.224/27 include:k |
| SOA | 1 | ns.kagoya.net root.kagoya.net |
Analysis
Hierarchy
op-j.jp is parent of www.op-j.jp and mail.op-j.jp.
Name Servers
op-j.jp is delegated to three name servers: ns0.kagoya.net, ns1.kagoya.net and ns.kagoya.net.
op-j.jp at least partially shares its name servers with other domains, for instance annakashakyo.com, tomuko.co.jp, kyotocinema.jp, atlas-seikotsuin.com and hatsugai-kikai.co.jp.
Host names sharing a single IP address:
Host name ns0.kagoya.net points to 210.134.60.132.
Host name ns1.kagoya.net points to 203.142.206.132.
Host name ns.kagoya.net points to 210.134.60.132.
Host names sharing 210.134.60.132: ns0.kagoya.net and ns.kagoya.net.
Mail Servers
op-j.jp is served by a single mail server, mail.op-j.jp.
mail.op-j.jp points to IP number 124.248.146.242.