kay.de

Valid Email Server
Domain Lookup › kay.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kay.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-30 20:00:55 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 134.119.0.207 ↩ ms11729.ispgateway.de
  • 2a00:1158:5:cf:: ↩ ms11729.ispgateway.de

Mail Server IPs

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

SOA Record

Raw SOA ns81.domaincontrol.com dns.jomax.net 2026022304 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022304
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns82.domaincontrol.com
ns81.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:ispgateway.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ip4:94.79.138.18 ip4:94.79.138.21 ip4:176.95.236.120 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=86400; aspf=s; adkim=s; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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

2 records
  • SPFv=spf1 include:ispgateway.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ip4:94.79.138.18 ip4:94.79.138.21 ip4:176.95.236.120 -all
  • MS=ms66967176
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