dokotsu.com - robtex.com
dokotsu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.230.51.17🇯🇵 Amazon13.230.0.0/15 EC2 NRT prefix | ||||||
| PTR | ec2-13-230-51-17.ap-northeast-1.compute.amazonaws.com | ||||||
| NS | dns4.idc-japan.net ⭐ | ||||||
| A | 211.10.132.181🇯🇵 KDDI211.10.128.0/17 -P | ||||||
| PTR | biz-line04.idc-japan.net | ||||||
| NS | dns2.idc-japan.net | ||||||
| A | 35.76.97.190🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | me-sun.nedia.ne.jp | ||||||
| MX | mail.dokotsu.com ⭐ | ||||||
| A | 211.10.132.181🇯🇵 KDDI211.10.128.0/17 -P | ||||||
| PTR | biz-line04.idc-japan.net | ||||||
| TXT | v=spf1 +a +mx +ip4:211.10.132.0/24 +ip4:13.230.51.17/25 ~all | ||||||
| SOA | dns4.idc-japan.netnet@nedia.ne.jp 2024-02-22 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774752172 | ||||||
Subdomains
mail.dokotsu.com |
Same first word
dokotsu.com |
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns1.onamae.com2017-11-08 → 2017-11-08 · 3 obs
○ 2026-03-29 02:55:28
○ 2026-03-29 02:55:30
●NSdns2.idc-japan.net2026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 02:55:28
● 2026-03-29 02:55:30
○NSdns2.onamae.com2017-11-08 → 2017-11-08 · 3 obs
○ 2026-03-29 02:55:28
○ 2026-03-29 02:55:30
●NSdns4.idc-japan.net2026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 02:55:28
● 2026-03-29 02:55:30
●MXmail.dokotsu.com2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 02:55:30
●A13.230.51.172026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 02:55:28
● 2026-03-29 02:55:30
○A150.95.255.382017-11-08 → 2017-11-08 · 3 obs
○ 2026-03-29 02:55:28
○ 2026-03-29 02:55:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dokotsu.com | dns2.idc-japan.net, dns4.idc-japan.net | - |
✅ Authoritative Response
Server:211.10.132.181
NS records: dns2.idc-japan.net, dns4.idc-japan.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dokotsu.com (unsigned zone)
⏱️ Timing
Total: 2832ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.230.51.17 |
| NS | 2 | dns2.idc-japan.net, dns4.idc-japan.net |
| MX | 1 | mail.dokotsu.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:211.10.132.0/24 +ip4: |
| SOA | 1 | dns4.idc-japan.net net.nedia.ne.jp |
Analysis
Hierarchy
dokotsu.com is a parent of mail.dokotsu.com.
IP Addresses
dokotsu.com points to a single IP address: 13.230.51.17.
Other host names, for instance ec2-13-230-51-17.ap-northeast-1.compute.amazonaws.com, share IP numbers with dokotsu.com.
Name Servers
dokotsu.com is delegated to two name servers: dns2.idc-japan.net and dns4.idc-japan.net.
dokotsu.com uses the same name server setup as other domains, including azbl-box.jp, kasamori-story.com, moriken.co.jp, inagaki-ex.com and toei-trailer.com.
At least part of the name servers for dokotsu.com are shared with other domains, for instance e-star3.co.jp, duskin-tk.co.jp, gardencompany.co.jp, kandaunsouten.co.jp and shinodakoumuten.jp.
These name servers are often used together with the name servers dns1.idc-japan.net, dns5.idc-japan.net, dns6.idc-japan.net, dns3.idc-japan.net, dns1.nailgate.jp, ns1.tabata-kk.co.jp and ns2.tabata-kk.co.jp.
Hostnames with a single IP
dns2.idc-japan.net resolves to: 35.76.97.190.
dns4.idc-japan.net resolves to: 211.10.132.181.
Mail Servers
The mail server for dokotsu.com is mail.dokotsu.com.
Host mail.dokotsu.com points to IP 211.10.132.181.