Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kroeger-petersen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 11:42:43 UTC · ↺ Refresh
MX Hostnames
- mail.kroeger-petersen.de
MX Priorities
- mail.kroeger-petersen.de: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 77.37.111.156 ↩ mail.kroeger-petersen.de
SOA Record
Raw SOA
ns1096.ui-dns.org hostmaster.1und1.com 2017060155 28800 7200 604800 600
Primary NS (mname)
ns1096.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060155
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1079.ui-dns.com
ns1096.ui-dns.org
ns1024.ui-dns.biz
ns1094.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:_spf.kundenserver.de include:_spf-eu.ionos.com include:_spf.perfora.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
2 records- SPFv=spf1 a mx include:_spf.kundenserver.de include:_spf-eu.ionos.com include:_spf.perfora.net -all
- google-site-verification=8JmuQ7ZnewjiOF2irrTftSVJT5TjcswWDGuQTPmMc54
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