mastucco.com

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

Domain Overview

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

Checked via [email protected] · 2026-05-21 03:32:12 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

No priority data.

A / AAAA Records

  • 172.67.144.41
  • 104.21.47.29
  • 2606:4700:3037::ac43:9029
  • 2606:4700:3035::6815:2f1d

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

yoxall.ns.cloudflare.com
amanda.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.mx.cloudflare.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

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

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

All TXT Records

1 record
  • SPFv=spf1 include:_spf.mx.cloudflare.net ~all
Full email verification for mastucco.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits