Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
greggdrilling.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 09:57:41 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 0
- usb-smtp-inbound-2.mimecast.com: 0
A / AAAA Records
- 104.251.123.107 ↩ s16.vm.gd
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns-799.awsdns-35.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-799.awsdns-35.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-799.awsdns-35.net
ns-1526.awsdns-62.org
ns-1739.awsdns-25.co.uk
ns-477.awsdns-59.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=greggdrilling.com.hosted.spf-report.com
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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- linkedin-site-verification=54094bab-9502-4eee-ab33-9dcf00a38cee
- rovag_verification_token=B482DBFBBCC145DC9C7B048A3C2C24CC
- SPFv=spf1 redirect=greggdrilling.com.hosted.spf-report.com
- 0ed1fe018a813c043fb8d5451883813664ce43710b
- MS=ms18067384
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 · Customize →
See demo & docs
Deep verification
Full email verification for greggdrilling.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits