Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fahrentholz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 11:52:45 UTC · ↺ Refresh
MX Hostnames
- mail.fahrentholz.de
MX Priorities
- mail.fahrentholz.de: 10
A / AAAA Records
- 212.51.16.2 ↩ pl4.addix.net
- 2a01:780:8000:703::4000 ↩ pl4.addix.net
Mail Server IPs
- 212.51.16.2 ↩ pl4.addix.net
- 2a01:780:8000:703::4000 ↩ pl4.addix.net
SOA Record
Raw SOA
ns1.addix.de fz.fahrentholz.de 2025042401 10800 3600 604800 10800
Primary NS (mname)
ns1.addix.de
Admin Email (rname)
fz@fahrentholz.de
Serial
2025042401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.addix.de
ns2.addix.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:plesk-smtp1.addix.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 5 chars (valid)
⚠ Public key too short (5 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +a:plesk-smtp1.addix.net -all
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