why-co.jp - robtex.com
why-co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.134.168.2🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object) | ||||||
| NS | ns1.canonet.ne.jp ⭐ | ||||||
| A | 210.134.168.65🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object) | ||||||
| NS | ns2.canonet.ne.jp | ||||||
| A | 210.134.168.135🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object) | ||||||
| MX | mx.why-co.jp ⭐ | ||||||
| A | 210.134.168.66🇯🇵 FINE210.134.160.0/19 PACNET (proxy-registered route object) | ||||||
| TXT | v=spf1 include:spf01.canonet.ne.jp include:spf10.canonet.ne.jp ~all | ||||||
| SOA | ns1.canonet.ne.jppostmaster@why-co.jp serial=2220214001 | ||||||
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=1778454903 | ||||||
Subdomains
mx.why-co.jp |
DNS History
6 records (4 active, 2 former)
●NSns1.canonet.ne.jp2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 23:23:04
●NSns2.canonet.ne.jp2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 23:23:04
●MXmx.why-co.jp2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 23:23:04
○A202.228.150.22015-06-23 → 2015-11-05 · 4 obs
● 2015-11-05 16:26:38
○ 2016-02-06 08:55:28
○ 2026-05-10 23:23:04
○A210.134.165.22016-02-06 → 2017-06-10 · 5 obs
● 2016-02-06 08:55:28
● 2017-06-10 19:56:12
○ 2026-05-10 23:23:00
○ 2026-05-10 23:23:04
●A210.134.168.22026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 23:23:00
● 2026-05-10 23:23:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, f.dns.jp, h.dns.jp, c.dns.jp... | - |
| why-co.jp | ns1.canonet.ne.jp, ns2.canonet.ne.jp | 2 records |
✅ Authoritative Response
Server:210.134.168.135
NS records: ns1.canonet.ne.jp, ns2.canonet.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for why-co.jp (unsigned zone)
⏱️ Timing
Total: 403ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.134.168.2 |
| NS | 2 | ns1.canonet.ne.jp, ns2.canonet.ne.jp |
| MX | 1 | mx.why-co.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf01.canonet.ne.jp inclu |
| SOA | 1 | ns1.canonet.ne.jp postmaster.why-co.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.canonet.ne.jp, ns2.canonet.ne.jp)
Analysis
Hierarchy
why-co.jp is a parent of mx.why-co.jp.
IP Addresses
why-co.jp points to a single IP number: 210.134.168.2.
Other host names, for instance id-corp.co.jp, web002.canonet.ne.jp, living-factory.com, exterior-works.jp and www.exterior-works.jp share IP numbers with why-co.jp.
Name Servers
Delegation for why-co.jp rests with two name servers, ns1.canonet.ne.jp and ns2.canonet.ne.jp.
why-co.jp shares the same name server setup as other domains, including miitsu-tp.com, imu-co.jp, linking.jp, ykl.co.jp and grant-inc.co.jp.
Host names with one IP number: ns1.canonet.ne.jp points to 210.134.168.65; ns2.canonet.ne.jp points to 210.134.168.135.
Mail Servers
why-co.jp is handled by a single mail server, mx.why-co.jp.
mx.why-co.jp points to a single IP: 210.134.168.66.