Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
albrecht-f.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 11:41:51 UTC · ↺ Refresh
MX Hostnames
- mail.albrecht-f.net
- mail1.albrecht-f.net
MX Priorities
- mail1.albrecht-f.net: 100
- mail.albrecht-f.net: 10
A / AAAA Records
- 5.199.133.129 (no PTR)
- 2001:4ba0:ffff:c3::133:129 (no PTR)
Mail Server IPs
- 5.199.133.122 ↩ mail.albrecht-f.net
- 2001:4ba0:fffe:a8::133:122 ↩ mail.albrecht-f.net
SOA Record
Raw SOA
ns3.albrecht-f.net info.albrecht-f.net 2026030668 3600 1200 1209600 300
Primary NS (mname)
ns3.albrecht-f.net
Admin Email (rname)
info@albrecht-f.net
Serial
2026030668
Refresh
3600s
Retry
1200s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns4.albrecht-f.net
ns3.albrecht-f.net
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
2 records- google-site-verification=4dLzKX3JCJGUzBxd0zVYrdfjTGuv-6NLf8xt6jIWRf4
- SPFv=spf1 mx -all
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