Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
billmann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 14:53:38 UTC · ↺ Refresh
MX Hostnames
- mail.billmann.de
MX Priorities
- mail.billmann.de: 10
A / AAAA Records
- 152.53.15.149 ↩ v2202409225830284435.supersrv.de
Mail Server IPs
- 37.120.186.208 ↩ mail.billmann.de
SOA Record
Raw SOA
ns1.condero.biz root.ns1.condero.biz 1731107234 10800 3600 604800 3600
Primary NS (mname)
ns1.condero.biz
Admin Email (rname)
root@ns1.condero.biz
Serial
1731107234
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.condero.biz
ns1.condero.biz
SPF Record
✓ Strict (-all)
v=spf1 mx a:mail.billmann.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 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 a:mail.billmann.de -all
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