Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
willisideandson.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 10:01:12 UTC · ↺ Refresh
MX Hostnames
- cuda2.crossvalley.com
- cuda1.crossvalley.com
MX Priorities
- cuda1.crossvalley.com: 10
- cuda2.crossvalley.com: 20
A / AAAA Records
- 173.255.227.113 ↩ host01.cvinetworks.com
Mail Server IPs
- 50.224.162.195 ↩ cuda1.crossvalley.com
- 50.224.148.118 (no PTR)
SOA Record
Raw SOA
ns1.cvinetworks.com dflaim.computervisionaries.com 2026032000 3600 1800 1209600 86400
Primary NS (mname)
ns1.cvinetworks.com
Admin Email (rname)
dflaim@computervisionaries.com
Serial
2026032000
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.cvinetworks.com
ns1.cvinetworks.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:173.255.227.113 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms82425013
- SPFv=spf1 ip4:173.255.227.113 include:spf.protection.outlook.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 willisideandson.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits