quebbemann.de

Valid Email Server
Domain Lookup › quebbemann.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 23:44:10 UTC · ↺ Refresh

MX Hostnames

  • mx.quebbemann.de

MX Priorities

  • mx.quebbemann.de: 10

A / AAAA Records

  • 5.45.109.9 ↩ groovebreaker.de

Mail Server IPs

  • 5.45.109.9 ↩ groovebreaker.de

SOA Record

Raw SOA root-dns.netcup.net dnsadmin.netcup.net 2019102604 28800 7200 1209600 300
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2019102604
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

second-dns.netcup.net
root-dns.netcup.net
third-dns.netcup.net

SPF Record

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

DMARC Record

✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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 a mx -all
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