mail.calweb.jp - robtex.com
mail.calweb.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.137.76.235🇯🇵 IDC203.137.64.0/20 Frontier Inc. | ||||||
calweb.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.137.76.235🇯🇵 IDC203.137.64.0/20 Frontier Inc. | ||||||
| NS | ns2.calweb.jp ⭐ | ||||||
| NS | dns.wadax.ne.jp ⚠️ Not in zone NS records | ||||||
| NS | ns.assesv2.net ⚠️ Not in zone NS records | ||||||
| MX | mail.calweb.jp ⭐ | ||||||
| TXT | v=spf1 +a +mx +a:ns.assesv2.net -all | ||||||
| SOA | ns2.calweb.jpcrazydecky@gmail.com 2026-06-21 #28 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A203.137.76.2352026-08-02 → 2026-08-02 · 2 obs
● 2026-08-02 14:05:02
● 2026-08-02 14:05:04
● 2026-08-02 14:05:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| calweb.jp | ns.assesv2.net, dns.wadax.ne.jp | - |
✅ Authoritative Response
Server:203.137.76.235
NS records: ns.assesv2.net, dns.wadax.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calweb.jp (unsigned zone)
⏱️ Timing
Total: 1275ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.137.76.235 |
Analysis
Mail Server Role
Mail for calweb.jp is routed through the mail server mail.calweb.jp.
IP Addresses
mail.calweb.jp has exactly one IP address — 203.137.76.235.
ns2.nanochan.com, m-midori.info, ns.ytakaki.jp plus two other host names have IP numbers in common with mail.calweb.jp.