salzmanncup.de

Valid Email Server
Domain Lookup › salzmanncup.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
salzmanncup.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 21:10:16 UTC · ↺ Refresh

MX Hostnames

  • natrium.selfhost.de

MX Priorities

  • natrium.selfhost.de: 10

A / AAAA Records

  • 185.26.156.118 ↩ natrium.selfhost.de

Mail Server IPs

  • 185.26.156.118 ↩ natrium.selfhost.de
  • 2a00:d0c0:200::c036:b3ff:fea0:e254 ↩ natrium.selfhost.de

SOA Record

Raw SOA sec.mordac.de hostmaster.salzmanncup.de 1774121395 16384 2048 1048576 2560
Primary NS (mname)
sec.mordac.de
Admin Email (rname)
hostmaster@salzmanncup.de
Serial
1774121395
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s

Nameservers (NS)

pri.mordac.de
sec.mordac.de

SPF Record

✓ Strict (-all)
v=spf1 mx a -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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 mx a -all
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