Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cbc.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 00:17:32 UTC · ↺ Refresh
MX Hostnames
- cbc-com-br.mail.protection.outlook.com
MX Priorities
- cbc-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 40.122.70.147 (no PTR)
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1495.awsdns-58.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1495.awsdns-58.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-821.awsdns-38.net
ns-1495.awsdns-58.org
ns-1619.awsdns-10.co.uk
ns-366.awsdns-45.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_spf.rdstation.com.br include:amazonses.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
9 records- emktownership=t9JPzopTLjxhE
- google-site-verification=YaXxEF_LxZfUOKIL68Pk81fSB2vBh07JB8Eo_RfQAag
- og28b7rhmirkvoqfl2efga38gj
- uh7tpTuQyI7T3CU0k8F6V0EBE5epoLHPunxMA2TZoA0=
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDYIa9O3kk61FLk7PL654howshOQdlbpawTXwZu4rPQjx1sojPMUc7YwfmUMG/RQHIA5tSc0Ii27SogZGgNYV+73RdsUIs1ZqxzG9Ee4oLrNdORYNlWmSQecniLFyY0UZJ7slWk5KfIPVGlM5xrl8RhcmCciSlt9curkQVln1wXeQIDAQAB
- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_spf.rdstation.com.br include:amazonses.com -all
- MS=FFD78B382DFF57736CCCC3DE3A12F2E09238BDB3
- MS=ms72345181
- cYzh45p94GF4tmOlJqdJY7i4Qi4wRd39QHcuGSMTRXNXm/q7/XGbmSQX/RG50avhDJKDMrJP34SFk0pyt6QPFg==
Full email verification for cbc.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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