Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gustafsonsauto.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 08:12:15 UTC · ↺ Refresh
MX Hostnames
- mail.gustafsonsauto.com
MX Priorities
- mail.gustafsonsauto.com: 10
A / AAAA Records
- 35.225.102.17 ↩ 17.102.225.35.bc.googleusercontent.com
Mail Server IPs
- 24.72.49.16 ↩ static24-72-49-16.r.rev.accesscomm.ca
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 123081712 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
123081712
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns65.worldnic.com
ns66.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:sendgrid.net include:spf.protractor.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
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
1 record- SPFv=spf1 a mx include:sendgrid.net include:spf.protractor.com -all
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