oasistaxfirm.com

Valid Email Server
Domain Lookup › oasistaxfirm.com

Domain Overview

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

Checked via [email protected] · 2026-03-29 14:48:18 UTC · ↺ Refresh

MX Hostnames

  • oasistaxfirm-com.mail.protection.outlook.com

MX Priorities

  • oasistaxfirm-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 69.20.104.42 (no PTR)

Mail Server IPs

  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:oasistaxfirm.com mx include:spf.protection.outlook.com include:emailsrvr.com include:world-serv.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

3 records
  • SPFv=spf1 a:oasistaxfirm.com mx include:spf.protection.outlook.com include:emailsrvr.com include:world-serv.net ~all
  • mscid=9t0lXsue6TUUdYuto4pWIas4Pho1ivxwJmEXYQRxA+SskuAx2F5A/Z+DtJ75WR3+BHeX+auLoIRFih/UuwfrzQ==
  • MS=ms89873130
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