Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dpdsoftware.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 15:03:13 UTC · ↺ Refresh
MX Hostnames
- mx01.cool.mb.ca
MX Priorities
- mx01.cool.mb.ca: 20
A / AAAA Records
- 51.79.37.88 ↩ web.cool.mb.ca
Mail Server IPs
- 144.217.153.1 ↩ dpdmail.cool.mb.ca
SOA Record
Raw SOA
ns1.cool.mb.ca admin.cool.mb.ca 2025102201 3600 600 604800 3600
Primary NS (mname)
ns1.cool.mb.ca
Admin Email (rname)
admin@cool.mb.ca
Serial
2025102201
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
gateway.cool.mb.ca
forge.cool.mb.ca
kenny.cool.mb.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a a:gateway.cool.mb.ca a:kenny.cool.mb.ca ip4:144.217.153.1 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a a:gateway.cool.mb.ca a:kenny.cool.mb.ca ip4:144.217.153.1 ~all
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