mmbr.com.br

Valid Email Server
Domain Lookup › mmbr.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mmbr.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 06:06:51 UTC · ↺ Refresh

MX Hostnames

  • mmbr-com-br.mail.protection.outlook.com

MX Priorities

  • mmbr-com-br.mail.protection.outlook.com: 1

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dominios.uol.com.br admin.uolhost.com.br 2014043024 43200 3600 604800 1800
Primary NS (mname)
ns1.dominios.uol.com.br
Admin Email (rname)
admin@uolhost.com.br
Serial
2014043024
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns3.bdm.microsoftonline.com
ns3.dominios.uol.com.br
ns1.dominios.uol.com.br
ns4.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns2.dominios.uol.com.br
ns1.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

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:spf.protection.outlook.com -all
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