Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
peterkuklok.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 13:50:39 UTC · ↺ Refresh
MX Hostnames
- mx2e84.netcup.net
- mail.peterkuklok.de
MX Priorities
- mail.peterkuklok.de: 10
- mx2e84.netcup.net: 50
A / AAAA Records
- 91.204.46.130 ↩ a2e82.netcup.net
- 2a03:4000:30:a79c::14:3498 (no PTR)
Mail Server IPs
- 91.204.46.132 ↩ mx2e84.netcup.net
- 2a03:4000::427:345a:c5ff:fe5d:1f80 ↩ mx2e84.netcup.net
SOA Record
Raw SOA
root-dns.netcup.net dnsadmin.netcup.net 2025021524 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2025021524
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
second-dns.netcup.net
root-dns.netcup.net
third-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;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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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