Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jbsincorporated.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 20:15:21 UTC · ↺ Refresh
MX Hostnames
- mx1-us1.ppe-hosted.com
- mx2-us1.ppe-hosted.com
MX Priorities
- mx2-us1.ppe-hosted.com: 10
- mx1-us1.ppe-hosted.com: 0
A / AAAA Records
- 172.67.183.186 (no PTR)
- 104.21.56.93 (no PTR)
- 2606:4700:3031::ac43:b7ba (no PTR)
- 2606:4700:3032::6815:385d (no PTR)
Mail Server IPs
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.51 ↩ 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
elias.ns.cloudflare.com dns.cloudflare.com 2398486702 10000 2400 604800 1800
Primary NS (mname)
elias.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398486702
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
meadow.ns.cloudflare.com
elias.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.constantcontact.com include:aspmx.pardot.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
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
✓ 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
8 records- ppe-0d9fa8981eb9ed1c98ecadfac453b63328b718ac
- sending_domain1000221=3eb12c4bd149494392f5bcce68998f85fed30926f7bd9b52d8a895f882437356
- sending_domain1076282=5fdcc10562595cce5369aff2b23f30d0dba21275961cbf3af05e9a8f409a652c
- SPFv=spf1 mx a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.constantcontact.com include:aspmx.pardot.com -all
- MS=ms25730304
- eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkb21haW4iOiJqYnNpbmNvcnBvcmF0ZWQuY29tIiwiZXhwIjoxNjAzOTI5NjAwfQ.A8p6HOgubZwAuX3cOD39P1nGLik1bd5EX_0QUvZ0i7k
- knowbe4-site-verification=55ff73a7fe14986d3703942a1486bb46
- pardot1000221=9dba4e34c1dafeb118bde5e508340b6d28e8d78b997b166882611978c321ac54
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 jbsincorporated.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits