taxfba.de

Valid Email Server
Domain Lookup › taxfba.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
taxfba.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 16:24:41 UTC · ↺ Refresh

MX Hostnames

  • mx03.hornetsecurity.com
  • mx02.hornetsecurity.com
  • mx04.hornetsecurity.com
  • mx01.hornetsecurity.com

MX Priorities

  • mx01.hornetsecurity.com: 10
  • mx03.hornetsecurity.com: 30
  • mx02.hornetsecurity.com: 20
  • mx04.hornetsecurity.com: 40

A / AAAA Records

  • 188.34.167.168 ↩ static.168.167.34.188.clients.your-server.de
  • 2a01:4f8:c012:d2a6::1 (no PTR)

Mail Server IPs

  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.134.8 ↩ mx03.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com

SOA Record

Raw SOA ns1043.ui-dns.de hostmaster.1and1.com 2017080899 28800 7200 604800 300
Primary NS (mname)
ns1043.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2017080899
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1123.ui-dns.org
ns1026.ui-dns.com
ns1043.ui-dns.de
ns1112.ui-dns.biz

SPF Record

✓ Strict (-all)
v=spf1 mx a include:spf.mailjet.com include:spf.foerdecloud.de include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • apple-domain-verification=QzEtd9WIxTVjzK9D
  • SPFv=spf1 mx a include:spf.mailjet.com include:spf.foerdecloud.de include:spf-de.emailsignatures365.com -all
  • brevo-code:14b5f0759f833cfb4db8af4008040a60
  • MS=ms52527068
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