stiefel-online.de

Valid Email Server
Domain Lookup › stiefel-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stiefel-online.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 14:15:15 UTC · ↺ Refresh

MX Hostnames

  • mx-01-eu-central-1.prod.hydra.sophos.com
  • mx-02-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-01-eu-central-1.prod.hydra.sophos.com: 10
  • mx-02-eu-central-1.prod.hydra.sophos.com: 20

A / AAAA Records

  • 63.180.246.77 ↩ ec2-63-180-246-77.eu-central-1.compute.amazonaws.com

Mail Server IPs

  • 18.159.237.67 ↩ ec2-18-159-237-67.eu-central-1.compute.amazonaws.com
  • 52.57.79.230 ↩ ec2-52-57-79-230.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA ns.kunde24.de it.achtzig20.de 2026020801 40000 7200 604800 300
Primary NS (mname)
ns.kunde24.de
Admin Email (rname)
it@achtzig20.de
Serial
2026020801
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns.kunde24.de
ns2.kunde24.de

SPF Record

✓ Strict (-all)
v=spf1 a mx include:_spf_eucentral1.prod.hydra.sophos.com include:lenting.stiefel-online.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

3 records
  • MS=ms21361389
  • SPFv=spf1 a mx include:_spf_eucentral1.prod.hydra.sophos.com include:lenting.stiefel-online.de -all
  • sophos-domain-verification=5c82bd3227922cc3bd87e1bfd97414799fa1a9d8
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