Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bit.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 03:56:19 UTC · ↺ Refresh
MX Hostnames
- bit-com-br.mail.protection.outlook.com
MX Priorities
- bit-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 13.33.67.51 ↩ server-13-33-67-51.jfk50.r.cloudfront.net
- 13.33.67.128 ↩ server-13-33-67-128.jfk50.r.cloudfront.net
- 13.33.67.19
- 13.33.67.79
Mail Server IPs
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1925.awsdns-48.co.uk suporte.bit.com.br 2018083019 7200 900 1209600 86400
Primary NS (mname)
ns-1925.awsdns-48.co.uk
Admin Email (rname)
suporte@bit.com.br
Serial
2018083019
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-226.awsdns-28.com
ns-786.awsdns-34.net
ns-1498.awsdns-59.org
ns-1925.awsdns-48.co.uk
SPF Record
✓ Strict (-all)
v=spf1 a a:bitpagg.com.br include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; p=reject; ri=84600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- miro-verification=5f290d469a8ef24733fe192a456f3b45b393b61d
- SPFv=spf1 a a:bitpagg.com.br include:spf.protection.outlook.com -all
Full email verification for bit.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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