Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kuben.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 16:23:55 UTC · ↺ Refresh
MX Hostnames
- mail.kuben.de
MX Priorities
- mail.kuben.de: 10
A / AAAA Records
- 195.242.102.133 ↩ www133.webspace.hosting
Mail Server IPs
- 195.242.102.133 ↩ www133.webspace.hosting
SOA Record
Raw SOA
ns11.rockinghoster.de hostmaster.rockinghoster.de 2026032601 14400 3600 604800 86400
Primary NS (mname)
ns11.rockinghoster.de
Admin Email (rname)
hostmaster@rockinghoster.de
Serial
2026032601
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns12.rockinghoster.de
ns11.rockinghoster.de
ns13.rockinghoster.de
ns14.rockinghoster.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.webspace.hosting -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx include:spf.webspace.hosting -all
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