atd.com

Valid Email Server
Domain Lookup › atd.com

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
atd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-06-26 20:00:14 UTC · ↺ Refresh

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MX Hostnames

  • atd-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 192.67.66.178 (no PTR)

Mail Server IPs

  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA a1-205.akam.net hostmaster.atd.com 2026041208 10800 600 2419200 300
Primary NS (mname)
a1-205.akam.net
Admin Email (rname)
hostmaster@atd.com
Serial
2026041208
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

a22-67.akam.net
a28-64.akam.net
a7-67.akam.net
a13-66.akam.net
a1-205.akam.net
a2-65.akam.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:207.178.170.118 include:spf-00290a03.pphosted.com include:_vccnets.8x8.com include:everbridge.net include:_spf.salesforce.com include:docebosaas.com include:amazonses.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected],mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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

6 records
  • miro-verification=5249abda09c04c75973bc4a60604169faf4d6f65
  • google-site-verification=Bn6HBVxTdibiQEPt7YXBgOlItzsm8HLpb62g-3TV9wg
  • MS=ms85868483
  • SPFv=spf1 include:spf.protection.outlook.com ip4:207.178.170.118 include:spf-00290a03.pphosted.com include:_vccnets.8x8.com include:everbridge.net include:_spf.salesforce.com include:docebosaas.com include:amazonses.com -all
  • atlassian-domain-verification=5HrrKzbem3mFXpWL1DpXNzUsX4dTzOXaFca6jDaovHfpGFLZDEwMxVU7ZLS/GsDu
  • infoblox-domain-mastery=be72a7b2decb49f27a85e5d3522a0d71c7de27a04752e22bc94be314bd2c08764b
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