Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
praxis-steinbrenner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:44:45 UTC · ↺ Refresh
MX Hostnames
- mail-rb.securemail.pro
MX Priorities
- mail-rb.securemail.pro: 10
A / AAAA Records
- 185.175.196.44 (no PTR)
- 2a00:1c98:60:1060::1:4189:7483 (no PTR)
Mail Server IPs
- 89.44.166.100 ↩ 89.44.166.100.static.hosted.by.combell-ops.net
SOA Record
Raw SOA
ns1.raidboxes.net hostmaster.raidboxes.net 2026010928 43200 7200 1209600 86400
Primary NS (mname)
ns1.raidboxes.net
Admin Email (rname)
hostmaster@raidboxes.net
Serial
2026010928
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.raidboxes.net
ns2.raidboxes.net
ns3.raidboxes.net
ns4.raidboxes.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailbox.org ip4:89.44.166.104 ~all
📊 DNS lookups: 1/10
~ 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
2 records- SPFv=spf1 include:mailbox.org ip4:89.44.166.104 ~all
- apple-domain-verification=5F-J9MMGNcK6-0wdk7VZfKA4BhjHNMRvmS0X2mCDoHo
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