iddk.co.jp - robtex.com
iddk.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.244.105.225🇯🇵 InfoSphere192.244.96.0/20 INFOSPHERE | ||||||
| PTR | iddk.co.jp | ||||||
| NS | ns4.mcnet.ad.jp ⭐ | ||||||
| A | 210.172.36.182🇯🇵 MCNET210.172.32.0/19 | ||||||
| NS | ns5.mcnet.ad.jp | ||||||
| A | 210.172.36.198🇯🇵 MCNET210.172.32.0/19 | ||||||
| MX | mail.iddk.co.jp ⭐ | ||||||
| A | 192.244.105.225🇯🇵 InfoSphere192.244.96.0/20 INFOSPHERE | ||||||
| PTR | iddk.co.jp | ||||||
| TXT | v=spf1 include:iddk.co.jp.spf.hosting-pf.net ~all | ||||||
| SOA | ns4.mcnet.ad.jppostmaster@mcnet.ad.jp 2017-06-26 #0 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
PTR for
Subdomains
mail.iddk.co.jp |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns4.mcnet.ad.jp2019-12-13 → 2026-08-05 · 2 obs
● 2026-08-05 20:51:30
●NSns5.mcnet.ad.jp2019-12-13 → 2026-08-05 · 2 obs
● 2026-08-05 20:51:30
●MXmail.iddk.co.jp2019-12-13 → 2026-08-05 · 2 obs
● 2026-08-05 20:51:30
●A192.244.105.2252019-12-13 → 2026-08-05 · 2 obs
● 2026-08-05 20:51:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | 15 records |
| iddk.co.jp | ns4.mcnet.ad.jp, ns5.mcnet.ad.jp | - |
✅ Authoritative Response
Server:210.172.36.182
NS records: ns4.mcnet.ad.jp, ns5.mcnet.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for iddk.co.jp (unsigned zone)
⏱️ Timing
Total: 1458ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.244.105.225 |
| NS | 2 | ns5.mcnet.ad.jp, ns4.mcnet.ad.jp |
| MX | 1 | mail.iddk.co.jp (pri: 10) |
| TXT | 1 | v=spf1 include:iddk.co.jp.spf.hosting-pf |
| SOA | 1 | ns4.mcnet.ad.jp postmaster.mcnet.ad.jp |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.dns.jp, a.dns.jp, b.dns.jp...)
Analysis
Hierarchy
mail.iddk.co.jp is a subdomain of iddk.co.jp.
IP Addresses
iddk.co.jp directs to one IP number, which is 192.244.105.225.
Other host names, such as mail.iddk.co.jp, share IP numbers with iddk.co.jp.
Name Servers
iddk.co.jp is delegated to two name servers: ns4.mcnet.ad.jp and ns5.mcnet.ad.jp.
iddk.co.jp has the same name server delegation as a number of other domains, such as ranwild.org, iwakura-s.co.jp, ji-yu-sha.co.jp and two more.
Both ns4.mcnet.ad.jp and ns5.mcnet.ad.jp have a single IP address each — ns4.mcnet.ad.jp resolves to 210.172.36.182 while ns5.mcnet.ad.jp resolves to 210.172.36.198.
Mail Servers
iddk.co.jp routes its mail through a single mail server, mail.iddk.co.jp.
mail.iddk.co.jp resolves to a single IP number: 192.244.105.225.