firstb.ca

Valid Email Server
Domain Lookup › firstb.ca
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
firstb.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-20 23:38:49 UTC · ↺ Refresh

MX Hostnames

  • mx.firstb.ca

MX Priorities

No priority data.

A / AAAA Records

  • 66.96.132.68

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns2.ipower.com
ns1.ipower.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
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