csf.org.br - robtex.com
csf.org.br
org.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=2026116152 | ||||||
WOT: SAFE (99/100)
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSa.sec.dns.br2026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 16:10:22
● 2026-04-26 06:46:46
●NSb.sec.dns.br2026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 16:10:22
● 2026-04-26 06:46:46
○NSns438.hostgator.com.br2018-10-11 → 2018-10-11 · 3 obs
○ 2026-04-24 16:10:22
○ 2026-04-26 06:46:46
○NSns439.hostgator.com.br2018-10-11 → 2018-10-11 · 3 obs
○ 2026-04-24 16:10:22
○ 2026-04-26 06:46:46
●MXcsf-org-br.mail.protection.outlook.com2026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 16:10:22
● 2026-04-26 06:46:46
○MXmail.csf.org.br2018-10-11 → 2018-10-11 · 3 obs
○ 2026-04-24 16:10:22
○ 2026-04-26 06:46:46
○A216.172.161.522018-10-11 → 2018-10-11 · 3 obs
○ 2026-04-24 16:10:22
○ 2026-04-26 06:46:46
●A50.116.87.932026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 16:10:22
● 2026-04-26 06:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | e.dns.br, f.dns.br, a.dns.br, c.dns.br... | - |
| csf.org.br | a.sec.dns.br, b.sec.dns.br | - |
✅ Authoritative Response
Server:200.192.232.11
NS records: a.sec.dns.br, b.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1150ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 50.116.87.93 |
| NS | 2 | a.sec.dns.br, b.sec.dns.br |
| MX | 1 | csf-org-br.mail.protection.outlook.com ( |
| TXT | 3 | MS=ms65232149, google-site-verification=Y9xEHD7Vn9IQ2FL... |
| SOA | 1 | a.sec.dns.br hostmaster.registro.br |
Analysis
IP Addresses
csf.org.br points to a single IP: 50.116.87.93.
Other host names, for instance alessandramarcondes.com.br, sudattiepereira.com.br, solucionatica.com.br, valmec.com.br and lp.faculdadeunilagos.edu.br share IP numbers with csf.org.br.
Name Servers
Two name servers a.sec.dns.br and b.sec.dns.br handle delegation for csf.org.br.
csf.org.br uses the same name server setup as other domains, for example login.ind.br, sescrio.com.br, first-tech.com.br, dinogames.com.br and clinicacuidarmais.com.br.
csf.org.br partially shares name servers with other domains; examples include rokoit.com.br, millennium.srv.br, danilonobre.com.br, castelobranco.br and tiogera.com.br.
these name servers are commonly used with the name servers c.sec.dns.br.
Host names with two IP numbers:
a.sec.dns.br points to: 2001:12ff::11 and 200.160.0.11
b.sec.dns.br points to: 2001:12f8:b:1::11 and 200.192.232.11
Mail Servers
csf.org.br is handled by a single mail server, csf-org-br.mail.protection.outlook.com.
Hostname csf-org-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::, 2a01:111:f403:c927::, 2a01:111:f403:c92c::1, 2a01:111:f403:c946::4, 52.101.9.0, 52.101.9.21, 52.101.40.24 and 52.101.41.183.