ns2.rt.inf.br - robtex.com
ns2.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 #5 | ||||||
NS for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A189.45.204.682018-05-16 → 2026-04-11 · 2 obs
● 2018-05-16 20:11:40
● 2026-04-11 20:43:22
● 2026-04-11 20:43:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | d.dns.br, f.dns.br, a.dns.br, c.dns.br... | - |
| rt.inf.br | ns4.rt.inf.br, ns1.rt.inf.br, ns2.rt.inf.br, ns3.rt.inf.br | 4 records |
✅ Authoritative Response
Server:168.227.132.204
NS records: ns4.rt.inf.br, ns1.rt.inf.br, ns2.rt.inf.br, ns3.rt.inf.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rt.inf.br (unsigned zone)
⏱️ Timing
Total: 536ms | 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
Name Server Role
ns2.rt.inf.br serves as a name server for ns3.rt.inf.br, rt.inf.br, lonsdale.com.br, cpmx1.rt.inf.br, hjhering.com.br and a few other domains.
ns1.rt.inf.br, ns3.rt.inf.br and ns4.rt.inf.br are commonly used as name servers along with ns2.rt.inf.br.
IP Addresses
ns2.rt.inf.br points to a single IP address: 189.45.204.68.
Other host names, such as antispam2.rt.inf.br and cpmx2.rt.inf.br, share IP numbers with ns2.rt.inf.br.