Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hamburgimmobilien-bluhm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 12:32:22 UTC · ↺ Refresh
MX Hostnames
- mx2.onoffice.de
- mx1.onoffice.de
MX Priorities
- mx1.onoffice.de: 10
- mx2.onoffice.de: 20
A / AAAA Records
- 85.13.134.141 ↩ dd12300.kasserver.com
Mail Server IPs
- 95.130.253.60 ↩ mx1.onoffice.de
- 95.130.253.71 ↩ mx2.onoffice.de
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2602021144 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2602021144
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns6.kasserver.com
ns5.kasserver.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a include:_spf.onoffice.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- SPFv=spf1 a include:_spf.onoffice.de ~all
- SPFv=spf1 a mx include:spf.kasserver.com ~all
- google-site-verification=QFgiajZWW0NI4DBuB2t7P1YNjH5UZAUZn7yj3Am1bPY
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