cpmx2.rt.inf.br - robtex.com
cpmx2.rt.inf.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 189.45.204.68🇧🇷 Unifique189.45.204.0/24 AS28343-Prefix | ||||||
| PTR | cpmx2.rt.inf.br | ||||||
rt.inf.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 189.45.204.67🇧🇷 Unifique189.45.204.0/24 AS28343-Prefix | ||||||
| NS | ns1.rt.inf.br ⭐ | ||||||
| NS | ns2.rt.inf.br | ||||||
| NS | ns3.rt.inf.br | ||||||
| NS | ns4.rt.inf.br | ||||||
| MX | cpmx1.rt.inf.br ⭐ | ||||||
| MX | cpmx2.rt.inf.br ⭐ | ||||||
| TXT | v=spf1 ip4:189.45.204.67 +ip4:189.45.204.68 +ip4:189.45.204.66 +ip4:168.227.1... | ||||||
| TXT | MS=A5DC4A5182B11C061419A6E6823F7192E680DF19 | ||||||
| SOA | ns1.rt.inf.brsuporte@locapack.com.br 2026-04-11 #7 | ||||||
PTR for
MX for
Previously MX for
DNS History
1 record (1 active, 0 former)
●A189.45.204.682020-03-16 → 2026-04-12 · 2 obs
● 2020-03-16 08:54:10
● 2026-04-12 00:16:56
● 2026-04-12 00:16:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | f.dns.br, d.dns.br, b.dns.br, e.dns.br... | - |
| rt.inf.br | ns1.rt.inf.br, ns4.rt.inf.br, ns3.rt.inf.br, ns2.rt.inf.br | 4 records |
✅ Authoritative Response
Server:189.45.204.68
NS records: ns1.rt.inf.br, ns4.rt.inf.br, ns3.rt.inf.br, ns2.rt.inf.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rt.inf.br (unsigned zone)
⏱️ Timing
Total: 650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 189.45.204.68 |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns1.rt.inf.br, ns2.rt.inf.br, ns3.rt.inf.br...)
Analysis
Mail Server Role
cpmx2.rt.inf.br serves as a mail server for lonsdale.net.br, stopandgo.com.br, hjhering.com, advagostini.com and rt.inf.br.
cpmx1.rt.inf.br is a mail server commonly used with cpmx2.rt.inf.br.
IP Addresses
cpmx2.rt.inf.br points to a single IP address: 189.45.204.68.
Other host names, such as antispam2.rt.inf.br and ns2.rt.inf.br, share IP numbers with cpmx2.rt.inf.br.