mrtech.med.br

Valid Email Server
Domain Lookup › mrtech.med.br

Domain Overview

DNS: ✓ 5h ago Checker: ✓ 5h ago
mrtech.med.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 08:52:50 UTC · ↺ Refresh

MX Hostnames

  • smtp.secureserver.net
  • mailstore1.secureserver.net
  • mrtech-med-br.mail.protection.outlook.com

MX Priorities

  • mailstore1.secureserver.net: 10
  • mrtech-med-br.mail.protection.outlook.com: 0
  • smtp.secureserver.net: 0

A / AAAA Records

  • 208.109.75.9

Mail Server IPs

  • 216.69.141.114 ↩ osplibsmtp03-v02.prod.phx3.secureserver.net
  • 216.69.141.78 ↩ osplibsmtp01-v02.prod.phx3.secureserver.net
  • 216.69.141.162 ↩ osplibsmtp02-v02.prod.phx3.secureserver.net
  • 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
  • 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
  • 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
  • 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
  • 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c94a::1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
  • 2a01:111:f403:c94a::
  • 216.69.141.71
  • 216.69.141.113
  • 216.69.141.84

SOA Record

Raw SOA ns81.domaincontrol.com dns.jomax.net 2025100700 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025100700
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns82.domaincontrol.com
ns81.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -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:secureserver.net -all
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