gaerber.de

Valid Email Server
Domain Lookup › gaerber.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gaerber.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 01:01:41 UTC · ↺ Refresh

MX Hostnames

  • mx2f29.netcup.net
  • mail.gaerber.de

MX Priorities

  • mx2f29.netcup.net: 50
  • mail.gaerber.de: 10

A / AAAA Records

  • 188.68.47.39 ↩ a2f27.netcup.net
  • 2a03:4000:30:2a6c::11:939 (no PTR)

Mail Server IPs

  • 188.68.47.41 ↩ mx2f29.netcup.net

SOA Record

Raw SOA root-dns.netcup.net dnsadmin.netcup.net 2026031708 28800 7200 1209600 300
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2026031708
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

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

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a include:_spf.webhosting.systems ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject

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 include:_spf.webhosting.systems ~all
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