Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dfl.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 03:46:58 UTC · ↺ Refresh
MX Hostnames
- dfl-com-br.mail.protection.outlook.com
MX Priorities
- dfl-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 192.34.58.61 ↩ 492034.cloudwaysapps.com
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.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)
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:dflspf.dfl.com.br include:spf.protection.outlook.com include:amazonses.com include:_spf.uni5.net include:spf1.neoassist.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; ri=86400; rf=afrf; adkim=s; aspf=s; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- _globalsign-domain-verification=wTnI_HuykLiujLlZNynwY2LL_xCHbUSGwhvl3a3YYT
- _globalsign-domain-verification=lT4iZCpj0nxHyjQj97bcVLqjHqo-QxJK80clGXKPsW
- anthropic-domain-verification-847zew=2wErwCzha3gYmtMIxsxk3zTDR
- mscid=eBeLZK5U87Sh65v3BTJzVpjHUGh6ngat9CmsOxsBXP1jHESEWTGcV8lW4cfwpaFrSxalLRNjqoA3KKXz+77X3w==
- SPFv=spf1 mx include:dflspf.dfl.com.br include:spf.protection.outlook.com include:amazonses.com include:_spf.uni5.net include:spf1.neoassist.com -all
- OWEzMDhjYzY2ODIzY2M4YWQ4NzJmZWU4YjQzNWRhZGY=
- google-site-verification=uwTIplGbEWonCmA9Cw8DN_LGRxkREdeTRiRRrJLMOLY
- _globalsign-domain-verification=XNIh1kaV-umeDXmwZ3GACHgdZf3hc6t-yMpU_m5mue
Full email verification for dfl.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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