mx.cujpn.com - robtex.com
mx.cujpn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.206.94🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
cujpn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.51🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | cujpn.com ⭐ | ||||||
| NS | dnss10.so-net.ne.jp | ||||||
| NS | dnss11.so-net.ne.jp | ||||||
| MX | mx.cujpn.com ⭐ | ||||||
| TXT | v=spf1 include:_spf.shared-server.net +mx ~all | ||||||
| SOA | cujpn.comhostmaster@cujpn.com serial=2602171610 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A153.122.206.942026-03-27 → 2026-03-29 · 3 obs
○ 2016-09-08 18:13:34
● 2026-03-27 10:58:40
● 2026-03-29 02:27:28
● 2026-03-27 10:58:40
● 2026-03-29 02:27:28
○A211.13.204.142015-07-02 → 2016-09-08 · 4 obs
● 2015-07-02 00:57:56
● 2016-09-08 18:13:34
○ 2026-03-27 10:58:40
○ 2026-03-29 02:27:28
● 2016-09-08 18:13:34
○ 2026-03-27 10:58:40
○ 2026-03-29 02:27:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| cujpn.com | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp | - |
✅ Authoritative Response
Server:210.139.255.17
NS records: dnss10.so-net.ne.jp, dnss11.so-net.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cujpn.com (unsigned zone)
⏱️ Timing
Total: 947ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.206.94 |
Analysis
Mail Server Role
mx.cujpn.com serves as the mail server for cujpn.com.
IP Addresses
mx.cujpn.com resolves to a single IP: 153.122.206.94.
Other host names, for instance mx.kojyoji.net, mx.kagayaki.org, mx.officeusui.net, mx.haruyama.co.jp and mx.abide.jp share IP numbers with mx.cujpn.com.