leofjohnscontractor.com

Valid Email Server
Domain Lookup › leofjohnscontractor.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 18:11:10 UTC · ↺ Refresh

MX Hostnames

  • mx2.emailsrvr.com
  • mx1.emailsrvr.com

MX Priorities

  • mx2.emailsrvr.com: 20
  • mx1.emailsrvr.com: 10

A / AAAA Records

  • 98.129.229.98 (no PTR)

Mail Server IPs

  • 184.106.54.2 ↩ mx2.emailsrvr.com
  • 146.20.161.2 ↩ mx2.emailsrvr.com
  • 108.166.43.2 ↩ mx2.emailsrvr.com
  • 173.203.187.2 ↩ mx2.emailsrvr.com
  • 108.166.43.1 ↩ mx1.emailsrvr.com
  • 146.20.161.1 ↩ mx1.emailsrvr.com
  • 173.203.187.1 ↩ mx1.emailsrvr.com
  • 184.106.54.1 ↩ mx1.emailsrvr.com

SOA Record

Raw SOA dns1.stabletransit.com ipadmin.stabletransit.com 1715969034 3600 300 1814400 300
Primary NS (mname)
dns1.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1715969034
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s

Nameservers (NS)

dns2.stabletransit.com
dns1.stabletransit.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ 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

No TXT records found.

Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for leofjohnscontractor.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits