mx.rexnet.jp - robtex.com
mx.rexnet.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.140.89.106🇯🇵 IDC210.140.64.0/19 Frontier Inc. | ||||||
rexnet.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.140.89.106🇯🇵 IDC210.140.64.0/19 Frontier Inc. | ||||||
| NS | ns-cloud-b1.googledomains.com ⭐ | ||||||
| NS | ns-cloud-b2.googledomains.com | ||||||
| NS | ns-cloud-b3.googledomains.com | ||||||
| NS | ns-cloud-b4.googledomains.com | ||||||
| MX | mx.rexnet.jp ⭐ | ||||||
| TXT | google-site-verification=smocVO_LzEIHfsHCC1ca-Q-0I8xf8vpHfLcEfSccuEM | ||||||
| TXT | google-site-verification=WNgwfDMH5o9DDbMig9BwbQ82n31bk5Z0ybfcMq-nMFo | ||||||
| TXT | google-site-verification=Mm_YiHxGJuwhSkvPYI6zV2H2d5RsnB-s38DoaOBBA_o | ||||||
| TXT | v=spf1 include:spf.rexnet.jp include:spf-bma.mpme.jp ~all | ||||||
| SOA | ns-cloud-b1.googledomains.comcloud-dns-hostmaster@google.com serial=1 | ||||||
MX for
Previously MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A210.140.89.1062026-03-26 → 2026-04-11 · 2 obs
● 2026-03-26 00:15:20
● 2026-04-11 20:23:58
● 2026-04-11 20:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, a.dns.jp, f.dns.jp, h.dns.jp... | - |
| rexnet.jp | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.36.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rexnet.jp (unsigned zone)
⏱️ Timing
Total: 469ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.140.89.106 |
Analysis
Mail Server Role
mx.rexnet.jp handles mail for rexnet.jp.
IP Addresses
mx.rexnet.jp points to a single IP address: 210.140.89.106.
Other host names, such as 210-140-89-106.rexnet.jp and rexnet.jp, share IP numbers with mx.rexnet.jp.