Domain Overview
DNS: ✓ 28d ago
Checker: ✓ 28d ago
b2btax.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-17 22:38:50 UTC · ↺ Refresh
MX Hostnames
- b2btax.ca
MX Priorities
- b2btax.ca: 0
A / AAAA Records
- 198.27.75.213 ↩ host2.netdoozy.dev
Mail Server IPs
- 198.27.75.213 ↩ host2.netdoozy.dev
SOA Record
Raw SOA
ns1.netdoozy.dev admin.netdoozy.com 2026060402 3600 1800 1209600 86400
Primary NS (mname)
ns1.netdoozy.dev
Admin Email (rname)
admin@netdoozy.com
Serial
2026060402
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.netdoozy.dev
ns1.netdoozy.dev
SPF Record
✓ Strict (-all)
v=spf1 +mx +a +ip4:198.27.75.213 +ip4:158.69.224.163 +ip4:192.99.91.243 +include:_spf.mlsend.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
1 record- SPFv=spf1 +mx +a +ip4:198.27.75.213 +ip4:158.69.224.163 +ip4:192.99.91.243 +include:_spf.mlsend.com -all
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