tsm-bau.de

Valid Email Server
Domain Lookup › tsm-bau.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tsm-bau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 08:18:01 UTC · ↺ Refresh

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MX Hostnames

  • susi.mux.nu

MX Priorities

  • susi.mux.nu: 100

A / AAAA Records

  • 109.109.24.100 ↩ gbrma107.muxserver.de

Mail Server IPs

  • 109.109.24.5 ↩ susi.mux.nu

SOA Record

Raw SOA bns.mux.nu contact.bns.mux.nu 2024010401 28800 900 1209600 60
Primary NS (mname)
bns.mux.nu
Admin Email (rname)
contact@bns.mux.nu
Serial
2024010401
Refresh
28800s
Retry
900s
Expire
1209600s
Minimum TTL
60s

Nameservers (NS)

pns.nugbr.de
bns.mux.nu

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.mux.nu ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

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

1 record
  • SPFv=spf1 include:_spf.mux.nu ~all
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