mail.cpp.nu - dns.ninja
mail.cpp.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.21.73.66🇸🇪 ADMAX178.21.73.0/24 | ||||||
| PTR | mail.admax.se | ||||||
cpp.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.21.73.112🇸🇪 ADMAX178.21.73.0/24 | ||||||
| NS | ns1.worldcastdns.se ⭐ | ||||||
| NS | ns2.worldcastdns.com | ||||||
| NS | ns3.worldcastdns.eu | ||||||
| NS | ns4.worldcastdns.us | ||||||
| MX | mx1.admax.se ⭐ | ||||||
| TXT | v=spf1 a mx a:smtp2.smartemail.se a:smtp3.smartemail.se a:smtp4.smartemail.se... | ||||||
| SOA | ns1.worldcastdns.sehostmaster@cpp.nu 2023-12-06 #6 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A178.21.72.1522015-08-14 → 2016-03-08 · 4 obs
● 2015-08-14 16:38:32
● 2016-03-08 09:41:42
○ 2026-04-24 17:31:28
○ 2026-07-25 09:54:12
● 2016-03-08 09:41:42
○ 2026-04-24 17:31:28
○ 2026-07-25 09:54:12
●A178.21.73.662026-07-05 → 2026-07-25 · 3 obs
○ 2026-05-21 16:50:20
● 2026-07-05 02:28:44
● 2026-07-25 09:54:12
● 2026-07-05 02:28:44
● 2026-07-25 09:54:12
○A185.88.136.522026-04-24 → 2026-05-21 · 5 obs
○ 2016-03-08 09:41:42
● 2026-04-24 17:31:28
● 2026-05-21 16:50:20
○ 2026-07-05 02:28:44
○ 2026-07-25 09:54:12
● 2026-04-24 17:31:28
● 2026-05-21 16:50:20
○ 2026-07-05 02:28:44
○ 2026-07-25 09:54:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| cpp.nu | ns1.worldcastdns.se, ns2.worldcastdns.com, ns3.worldcastdns.eu, ns4.worldcastdns.us | - |
✅ Authoritative Response
Server:178.73.214.157
NS records: ns1.worldcastdns.se, ns2.worldcastdns.com, ns3.worldcastdns.eu, ns4.worldcastdns.us
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cpp.nu (unsigned zone)
⏱️ Timing
Total: 1380ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.21.73.66 |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
IP Addresses
mail.cpp.nu has exactly one IP address — 178.21.73.66.
mail.admax.se, mail.velotakso.ee, nospam2.admax.se plus two other host names have IP numbers in common with mail.cpp.nu.