teixeiraribeiro.com

Valid Email Server
Domain Lookup › teixeiraribeiro.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
teixeiraribeiro.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 19:25:28 UTC · ↺ Refresh

MX Hostnames

  • teixeiraribeiro-com.mail.protection.outlook.com

MX Priorities

  • teixeiraribeiro-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 187.17.111.35 (no PTR)

Mail Server IPs

  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
  • 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
  • 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
  • 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dominios.uol.com.br admin.uolhost.com.br 2026020103 43200 3600 604800 1800
Primary NS (mname)
ns1.dominios.uol.com.br
Admin Email (rname)
admin@uolhost.com.br
Serial
2026020103
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns3.dominios.uol.com.br
ns2.dominios.uol.com.br
ns1.dominios.uol.com.br

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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