Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bsn.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 04:52:18 UTC · ↺ Refresh
MX Hostnames
- mail.ibu.de
MX Priorities
- mail.ibu.de: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 136.243.18.157 ↩ mail.ibu.de
SOA Record
Raw SOA
ns.bsn.com hostmaster.bsn.com 2018012321 28800 7200 9000 86400
Primary NS (mname)
ns.bsn.com
Admin Email (rname)
hostmaster@bsn.com
Serial
2018012321
Refresh
28800s
Retry
7200s
Expire
9000s
Minimum TTL
86400s
Nameservers (NS)
ns3.bsn.com
ns.bsn.com
ns5.bsn.com
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
No TXT records found.
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