topdoctors.com

Valid Email Server
Domain Lookup › topdoctors.com

Domain Overview

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

Checked via [email protected] · 2026-03-25 16:37:30 UTC · ↺ Refresh

MX Hostnames

  • topdoctors-com.mail.protection.outlook.com
  • mx1-us1.ppe-hosted.com
  • mx2-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 0
  • mx2-us1.ppe-hosted.com: 10
  • topdoctors-com.mail.protection.outlook.com: 30

A / AAAA Records

  • 172.67.198.211 (no PTR)
  • 104.21.13.81 (no PTR)
  • 2606:4700:3035::6815:d51 (no PTR)
  • 2606:4700:3031::ac43:c6d3 (no PTR)

Mail Server IPs

  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com

SOA Record

Raw SOA grace.ns.cloudflare.com dns.cloudflare.com 2397842501 10000 2400 604800 1800
Primary NS (mname)
grace.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397842501
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

grace.ns.cloudflare.com
kanye.ns.cloudflare.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

✗ 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 include:spf.protection.outlook.com -all
  • MS=ms23261845
  • ppe-022c641a583d09c8771e
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