Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mueller-fbt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 14:09:51 UTC · ↺ Refresh
MX Hostnames
- w15.pixelx.cloud
MX Priorities
- w15.pixelx.cloud: 10
A / AAAA Records
- 81.209.248.218 ↩ w15.pixelx.cloud
- 2001:7f0:3000:512::548:218 ↩ w15.pixelx.cloud
Mail Server IPs
- 81.209.248.218 ↩ w15.pixelx.cloud
- 2001:7f0:3000:512::548:218 ↩ w15.pixelx.cloud
SOA Record
Raw SOA
ns7.pixelx.de noreply.mueller-fbt.de 2026030401 10800 3600 604800 10800
Primary NS (mname)
ns7.pixelx.de
Admin Email (rname)
noreply@mueller-fbt.de
Serial
2026030401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns7.pixelx.de
ns6.pixelx.de
ns8.pixelx.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:w15.pixelx.cloud include:_spf.w15.pixelx.cloud ip4:88.198.246.3 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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
4 records- nofhc3peimt4bd7tng9o6q8su8
- MS=ms58701918
- google-site-verification=LUptPLjtha5VaO2jya5_u0jrfbOlNFEq4xgEkD-zUmg
- SPFv=spf1 +a +mx +a:w15.pixelx.cloud include:_spf.w15.pixelx.cloud ip4:88.198.246.3 -all
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