Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
feil-kraftfahrzeuge.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 05:32:24 UTC · ↺ Refresh
MX Hostnames
- mail.feil-kraftfahrzeuge.de
MX Priorities
- mail.feil-kraftfahrzeuge.de: 10
A / AAAA Records
- 94.130.187.40 ↩ blackbird.sundaymedia.de
Mail Server IPs
- 94.130.187.40 ↩ blackbird.sundaymedia.de
SOA Record
Raw SOA
ns1.first-ns.de dirtbuster.web.de 2026021305 10800 3600 1209600 10800
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dirtbuster@web.de
Serial
2026021305
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:blackbird.sundaymedia.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=25; adkim=s; aspf=s; fo=1; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +a:blackbird.sundaymedia.de -all
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