dutyfreedynamics.com

Valid Email Server
Domain Lookup › dutyfreedynamics.com

Domain Overview

DNS: ✓ 2h ago Checker: ✓ 2h ago
dutyfreedynamics.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 07:55:19 UTC · ↺ Refresh

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MX Hostnames

  • dutyfreedynamics-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 172.67.176.134 (no PTR)
  • 104.21.31.127 (no PTR)
  • 2606:4700:3032::6815:1f7f
  • 2606:4700:3036::ac43:b086

Mail Server IPs

  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.60.163 ↩ mail-bn3pr04cu00103.inbound.protection.outlook.com
  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f909::4 ↩ mail-bn0pr03cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:f803::1 ↩ mail-byapr05cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:f908::3 ↩ mail-bn3pr02cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA darl.ns.cloudflare.com dns.cloudflare.com 2415127727 10000 2400 604800 1800
Primary NS (mname)
darl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2415127727
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

zoe.ns.cloudflare.com
darl.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:p3plmcpnl489369.prod.phx3.secureserver.net include:spf.us.exclaimer.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

3 records
  • SPFv=spf1 mx include:spf.protection.outlook.com include:p3plmcpnl489369.prod.phx3.secureserver.net include:spf.us.exclaimer.net ~all
  • 3ngnpr3gm51cfo7csamb79erh
  • brevo-code:2fa938fd25503f88a2be5a9328d718d5
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