Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plazahotels.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:52:53 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
MX Priorities
- mx01.hornetsecurity.com: 10
A / AAAA Records
- 78.46.202.54 ↩ dedi6900.your-server.de
- 2a01:4f8:d0a:43d1::2 ↩ dedi6900.your-server.de
Mail Server IPs
- 94.100.132.8 ↩ mx01.hornetsecurity.com
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2603181014 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2603181014
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns6.kasserver.com
ns5.name-server-kas.de
ns3.ai-dns.de
ns5.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:85.13.156.240 ip4:213.239.215.196 mx a include:spf.protection.outlook.com include:spf.hornetsecurity.com include:csa.wwwserver.net include:vm-smtp.wwwserver.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 ip4:85.13.156.240 ip4:213.239.215.196 mx a include:spf.protection.outlook.com include:spf.hornetsecurity.com include:csa.wwwserver.net include:vm-smtp.wwwserver.net -all
- google-gws-recovery-domain-verification=49351036
- google-site-verification=6yXNzXST2cqVDcjSieKuMjJvEUZGpusCiN0FC7vSAN8
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