mail.osw.com.br - robtex.com
mail.osw.com.br
| DNSSEC | ⚠️ Not signed | ||||||
osw.com.br
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.sec.dns.br ⭐ | ||||||
| NS | c.sec.dns.br | ||||||
| MX | mx01.mail.icloud.com ⭐ | ||||||
| MX | mx02.mail.icloud.com ⭐ | ||||||
| TXT | v=spf1 include:icloud.com ~all | ||||||
| TXT | apple-domain=Df2VdCzTxNnPsdMf | ||||||
| SOA | a.sec.dns.brhostmaster@registro.br serial=2026094000 | ||||||
Previously MX for
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, e.dns.br, b.dns.br, d.dns.br... | - |
| osw.com.br | a.sec.dns.br, c.sec.dns.br | - |
✅ Authoritative Response
Server:200.160.0.11
NS records: a.sec.dns.br, c.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|