cpadallas.com

Valid Email Server
Domain Lookup › cpadallas.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 12:47:17 UTC · ↺ Refresh

MX Hostnames

  • cpadallas-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 54.85.200.131 ↩ ec2-54-85-200-131.compute-1.amazonaws.com
  • 54.164.9.107 ↩ ec2-54-164-9-107.compute-1.amazonaws.com

Mail Server IPs

  • 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com

SOA Record

Raw SOA ns53.worldnic.com namehost.worldnic.com 125020602 10800 3600 604800 3600
Primary NS (mname)
ns53.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125020602
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns54.worldnic.com
ns53.worldnic.com

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

✓ 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

4 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms46233388
  • mt9jk84mok5k5b20ll03ff7ufc
  • ppe-9bd2e4f7c9bf0b349798
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