Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
mason23.me
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-30 13:13:59 UTC · ↺ Refresh
MX Hostnames
- mailsec.protonmail.ch
- mail.protonmail.ch
MX Priorities
No priority data.
A / AAAA Records
- 172.67.147.29
- 104.21.63.147
- 2606:4700:3030::6815:3f93
- 2606:4700:3031::ac43:931d
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
candy.ns.cloudflare.com
finley.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.protonmail.ch mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; adkim=s; aspf=s; pct=100; fo=0;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✗ None detectedNo 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
3 records- sl-verification=aadmuobtqyavwrobamualyzeergedq
- SPFv=spf1 include:_spf.protonmail.ch mx ~all
- protonmail-verification=8dc775aef219f1b1261518f5f31f4517864a4cd4
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