mx.dosystem.co.jp - robtex.com
mx.dosystem.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.206.114🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
dosystem.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.9🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| NS | ns.namedserver.net | ||||||
| MX | dosystem-co-jp.mail.protection.outlook.com ⭐ | ||||||
| TXT | MS=ms13465929 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | seculio-domain-verification-code=b75d6fb89a0d4006b6662deda340fe07c67f52ed8e0f... | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=20 | ||||||
Previously MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A153.122.206.1142026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 03:21:08
● 2026-03-29 03:21:10
● 2026-03-29 03:21:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, b.dns.jp, a.dns.jp, g.dns.jp... | - |
| dosystem.co.jp | ns2.namedserver.net, ns.namedserver.net | - |
✅ Authoritative Response
Server:157.120.114.212
NS records: ns2.namedserver.net, ns.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dosystem.co.jp (unsigned zone)
⏱️ Timing
Total: 1508ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.206.114 |
Analysis
IP Addresses
mx.dosystem.co.jp resolves to a single IP: 153.122.206.114.
Other host names, for instance mx.taki-repo.com, mx.zonotone.co.jp, mx.bioespec.com, mx.takayasu.co.jp and mx.weeklyshop.net share IP numbers with mx.dosystem.co.jp.