Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kanzlei-brinkmann-ms.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:33:17 UTC · ↺ Refresh
MX Hostnames
- mx-02-eu-central-1.prod.hydra.sophos.com
- mx-01-eu-central-1.prod.hydra.sophos.com
MX Priorities
- mx-01-eu-central-1.prod.hydra.sophos.com: 10
- mx-02-eu-central-1.prod.hydra.sophos.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 18.159.237.67 ↩ ec2-18-159-237-67.eu-central-1.compute.amazonaws.com
- 52.57.79.230 ↩ ec2-52-57-79-230.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
ns1.rz-24.de technik.rz-24.de 2026021201 7200 540 604800 3600
Primary NS (mname)
ns1.rz-24.de
Admin Email (rname)
technik@rz-24.de
Serial
2026021201
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.rz-24.de
ns1.rz-24.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.rz-24.de include:spf.mailjet.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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 mx include:spf.rz-24.de include:spf.mailjet.com ~all
- sophos-domain-verification=ece0488cb407b48db9bac7cd975b456c63cbdd32
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