Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sebastianfoth.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 19:32:19 UTC · ↺ Refresh
MX Hostnames
- mail.sebastianfoth.de
MX Priorities
- mail.sebastianfoth.de: 10
A / AAAA Records
- 188.40.28.31 ↩ www251.your-server.de
- 2a01:4f8:d0a:1234::2 ↩ www251.your-server.de
Mail Server IPs
- 188.40.28.31 ↩ www251.your-server.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2025011808 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2025011808
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=none;pct=50;adkim=r;aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
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
1 record- SPFv=spf1 mx -all
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