Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
b2bsoft.com.pl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 02:52:34 UTC · ↺ Refresh
MX Hostnames
- b2bsoft-com-pl.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 84.205.179.97
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns3.nazwa.pl
ns2.nazwa.pl
ns1.nazwa.pl
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- MS=ms42810899
- SPFv=spf1 include:spf.protection.outlook.com -all
- brevo-code:2ddf3196a4c85ac32fe5b8e0e0ab6711
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