Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ah-imperial.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:29:00 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
- mx04.hornetsecurity.com
MX Priorities
- mx01.hornetsecurity.com: 10
- mx03.hornetsecurity.com: 30
- mx04.hornetsecurity.com: 40
- mx02.hornetsecurity.com: 20
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
SOA Record
Raw SOA
amber.ns.cloudflare.com hostmaster.ah-imperial.de 2025071704 900 600 604800 60
Primary NS (mname)
amber.ns.cloudflare.com
Admin Email (rname)
hostmaster@ah-imperial.de
Serial
2025071704
Refresh
900s
Retry
600s
Expire
604800s
Minimum TTL
60s
Nameservers (NS)
watson.ns.cloudflare.com
amber.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:evspf.de include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- brevo-code:f188db89ae65049640ae23117b65b37a
- brevo-code:80d1af3755ae27ed742fa5ff0310adfe
- SPFv=spf1 include:evspf.de include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
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