probuiltco.com

Valid Email Server
Domain Lookup › probuiltco.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
probuiltco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 09:47:53 UTC · ↺ Refresh

MX Hostnames

  • mx1-us1.ppe-hosted.com
  • mx2-us1.ppe-hosted.com

MX Priorities

  • mx2-us1.ppe-hosted.com: 20
  • mx1-us1.ppe-hosted.com: 10

A / AAAA Records

  • 172.67.208.149 (no PTR)
  • 104.21.61.94 (no PTR)
  • 2606:4700:3034::6815:3d5e (no PTR)
  • 2606:4700:3030::ac43:d095 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA isaac.ns.cloudflare.com dns.cloudflare.com 2397016314 10000 2400 604800 1800
Primary NS (mname)
isaac.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397016314
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

may.ns.cloudflare.com
isaac.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com include:secureserver.net -all
📊 DNS lookups: 2/10
✓ 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

5 records
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com include:secureserver.net -all
  • 7orn7137apjckooobm34da7md2
  • MS=ms64050572
  • google-site-verification=83nHi8jLtJzbil29f0A7NZi4ip8NaVkF90GGstI7pnE
  • mv936hotkv6uvj47n8h83str0r.
Full email verification for probuiltco.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits