Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rfive-immobilien.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 04:08:57 UTC · ↺ Refresh
MX Hostnames
- mxpool.hostedoffice.ag
MX Priorities
- mxpool.hostedoffice.ag: 10
A / AAAA Records
- 195.30.107.151 ↩ cp151.sp-server.net
- 2001:608:e00:72::151:0 (no PTR)
Mail Server IPs
- 81.20.94.244 ↩ web.cloudservice.ag
SOA Record
Raw SOA
ns5.ns35.de support.serverprofis.net 2026032301 3600 1800 1209600 86400
Primary NS (mname)
ns5.ns35.de
Admin Email (rname)
support@serverprofis.net
Serial
2026032301
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns5.ns35.de
ns6.ns35.de
ns8.ns35.de
ns7.ns35.de
SPF Record
✓ Strict (-all)
v=spf1 include:hostedoffice.ag -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- SPFv=spf1 include:hostedoffice.ag -all
- google-site-verification=CEspagq3RYw1531HtUrw7BBYt8Qz_bMbBMpLkY_vnpE
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