ptbs.pl

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ptbs.pl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 21:53:52 UTC · ↺ Refresh

MX Hostnames

  • ptbs-pl.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 85.128.176.28

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns3.nazwa.pl
ns1.nazwa.pl
ns2.nazwa.pl

SPF Record

✓ Strict (-all)
v=spf1 mx a include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

1 record
  • SPFv=spf1 mx a include:spf.protection.outlook.com -all
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