byk.de

No Valid Email Server
Domain Lookup › byk.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
byk.de
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 12:49:01 UTC · ↺ Refresh

MX Hostnames

No MX records found.

MX Priorities

No priority data.

A / AAAA Records

  • 13.107.213.40 (no PTR)
  • 13.107.246.40 (no PTR)

Mail Server IPs

No IPs resolved.

SOA Record

Raw SOA ns1-08.azure-dns.com publicdns.altana.com 1 43200 7200 1209600 86400
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
publicdns@altana.com
Serial
1
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
ns3-08.azure-dns.org

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No 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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