Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dnr.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 08:09:07 UTC · ↺ Refresh
MX Hostnames
- dnr-com-br.mail.protection.outlook.com
MX Priorities
- dnr-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 187.33.241.13 ↩ br39-cp.valueserver.com.br
Mail Server IPs
- 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
- 2a01:111:f403:c94a::1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c94a:: ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]@dnr.com.br
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]@dnr.com.br
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- noq3f0itpcpcbbfimnqm4bo2hp
- mscid=Vuf8HayV5lW/HS5nHTXIM/h5QIwlS7saXuQgV6EkiFUJ7+MBnGzFxrRYDHOFUgstQo9D5fVPJRe9cW2dwhomxQ==
- SPFv=spf1 include:spf.protection.outlook.com -all
- _globalsign-domain-verification=iBnaXYaC4XUs_MkiPQ5oa4HeK-9MwM8n27bCeUkYYQ
- MS=ms78253804
- MS=30785FEB8CE0817D0E80042129D70B5F4D147355
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