Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rheintacho.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 16:01:40 UTC · ↺ Refresh
MX Hostnames
- mx02.hornetsecurity.com
- mx04.hornetsecurity.com
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
- mx04.hornetsecurity.com: 40
A / AAAA Records
- 78.46.156.195 ↩ www289.your-server.de
Mail Server IPs
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
SOA Record
Raw SOA
ns1.rheintacho.de hostmaster.rheintacho.de 2024071710 86400 10800 3600000 172800
Primary NS (mname)
ns1.rheintacho.de
Admin Email (rname)
hostmaster@rheintacho.de
Serial
2024071710
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns1a.dodns.net
ns2a.dodns.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.hornetsecurity.com include:spf.mailjet.com include:spf.protection.outlook.com ip4:87.190.52.2 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=50;adkim=r;aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✗ None detectedNo 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- MS=A2C5937CB5B53BEBEE8B54AC0B8DAAC4301DE554
- SPFv=spf1 a mx include:spf.hornetsecurity.com include:spf.mailjet.com include:spf.protection.outlook.com ip4:87.190.52.2 -all
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