csn.net.br - robtex.com
csn.net.br
net.br
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.br ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.br ⚠️ Not in parent delegation | ||||||
| NS | c.dns.br ⚠️ Not in parent delegation | ||||||
| NS | d.dns.br ⚠️ Not in parent delegation | ||||||
| NS | e.dns.br ⚠️ Not in parent delegation | ||||||
| NS | f.dns.br ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.brhostmaster@registro.br serial=2026114210 | ||||||
Subdomains
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.csn.net.br2026-04-23 → 2026-04-24 · 2 obs
● 2026-04-24 09:06:50
●NSns2.csn.net.br2026-04-23 → 2026-04-24 · 2 obs
● 2026-04-24 09:06:50
●MXcsn-net-br.mail.protection.outlook.com2026-04-23 → 2026-04-24 · 2 obs
● 2026-04-24 09:06:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | f.dns.br, d.dns.br, b.dns.br, e.dns.br... | - |
| csn.net.br | ns1.csn.net.br, ns2.csn.net.br | 2 records |
✅ Authoritative Response
Server:45.161.209.20
NS records: ns1.csn.net.br, ns2.csn.net.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csn.net.br (unsigned zone)
⏱️ Timing
Total: 1797ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.csn.net.br, ns2.csn.net.br |
| MX | 1 | csn-net-br.mail.protection.outlook.com ( |
| TXT | 2 | MS=ms31587516, v=spf1 ip4:200.185.187.11 ip4:200.185.17 |
| SOA | 1 | ns1.csn.net.br root.csn.net.br |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.csn.net.br, ns2.csn.net.br)
Analysis
Hierarchy
csn.net.br is a parent of ns1.csn.net.br and ns2.csn.net.br.
Name Servers
csn.net.br's delegation uses two name servers: ns1.csn.net.br and ns2.csn.net.br.
csn.net.br uses the same name server setup as other domains, for example 208.161.45.in-addr.arpa.
Host names with a single IP address: ns1.csn.net.br points to 45.161.208.20; ns2.csn.net.br points to 45.161.209.20.
Mail Servers
A single mail server handles csn.net.br, csn-net-br.mail.protection.outlook.com.
Host csn-net-br.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c92c::3, 2a01:111:f403:c946::2, 2a01:111:f403:f802::1, 2a01:111:f403:f905::4, 52.101.8.42, 52.101.9.14, 52.101.11.7 and 52.101.40.6.