Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
thompsonmachinery.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 02:03:12 UTC · ↺ Refresh
MX Hostnames
- thompsonmachinery-com.mail.protection.outlook.com
MX Priorities
- thompsonmachinery-com.mail.protection.outlook.com: 0
A / AAAA Records
- 50.28.38.69 ↩ host.tmcat.com
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
tmdns05.thompsonmachinery.com hostmaster.thompsonmachinery.com 2025010820 1200 600 1209600 300
Primary NS (mname)
tmdns05.thompsonmachinery.com
Admin Email (rname)
hostmaster@thompsonmachinery.com
Serial
2025010820
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
tmdns06.thompsonmachinery.com
tmdns03.thompsonmachinery.com
tmdns04.thompsonmachinery.com
tmdns05.thompsonmachinery.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.248.13.30 ip4:162.247.215.20 ip4:162.247.215.21 ip4:20.106.194.238 ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:spf.protection.outlook.com include:u7903245.wl246.sendgrid.net include:_spf.billtrust.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 ip4:216.248.13.30 ip4:162.247.215.20 ip4:162.247.215.21 ip4:20.106.194.238 ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:spf.protection.outlook.com include:u7903245.wl246.sendgrid.net include:_spf.billtrust.com -all
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 thompsonmachinery.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits