f451.com.br

Valid Email Server
Domain Lookup › f451.com.br
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
f451.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 06:12:06 UTC · ↺ Refresh

MX Hostnames

  • alt1.aspmx.l.google.com
  • aspmx2.googlemail.com
  • alt2.aspmx.l.google.com
  • aspmx3.googlemail.com
  • aspmx.l.google.com

MX Priorities

No priority data.

A / AAAA Records

  • 45.79.167.206
  • 2600:3c03::f03c:92ff:fe45:beee

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns-1428.awsdns-50.org
ns-1626.awsdns-11.co.uk
ns-164.awsdns-20.com
ns-857.awsdns-43.net

SPF Record

✓ Strict (-all)
v=spf1 include:kmitd.com include:_spf.google.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No 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 include:kmitd.com include:_spf.google.com -all
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