Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
freudeberg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 20:39:52 UTC · ↺ Refresh
MX Hostnames
- mail.freudeberg.de
MX Priorities
- mail.freudeberg.de: 10
A / AAAA Records
- 88.198.85.151 ↩ hera.rz57.de
Mail Server IPs
- 78.46.216.1 ↩ mail.rz57.de
SOA Record
Raw SOA
ns.rz57.de hostmaster.rz57.de 2025101500 10800 3600 1209600 3600
Primary NS (mname)
ns.rz57.de
Admin Email (rname)
hostmaster@rz57.de
Serial
2025101500
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
robotns3.second-ns.com
ns.rz57.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:78.46.216.1 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=r; adkim=r; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:78.46.216.1 -all
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