Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rkk-apolda.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 19:15:16 UTC · ↺ Refresh
MX Hostnames
- mail01.rkk-apolda.de
MX Priorities
- mail01.rkk-apolda.de: 10
A / AAAA Records
- 92.204.20.242 (no PTR)
Mail Server IPs
- 91.137.10.9 ↩ mail01.rkk-apolda.de
SOA Record
Raw SOA
ns5.speed-server.de support.speed-server.de 2026022601 10800 3600 604800 3600
Primary NS (mname)
ns5.speed-server.de
Admin Email (rname)
support@speed-server.de
Serial
2026022601
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns5.speed-server.de
ns6.speed-server.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:91.137.10.9 ip4:91.137.10.19 ip4:85.13.153.118 ip4:62.214.145.226 a:fortimail.rkk-apolda.de a:mail.rkk-apolda.de a:mail01.rkk-apolda.de a:mail02.rkk-apolda.de a:maxime.jobboerse-direkt.de ~all
📊 DNS lookups: 7/10
~ 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
3 records- SPFv=spf1 mx a ip4:91.137.10.9 ip4:91.137.10.19 ip4:85.13.153.118 ip4:62.214.145.226 a:fortimail.rkk-apolda.de a:mail.rkk-apolda.de a:mail01.rkk-apolda.de a:mail02.rkk-apolda.de a:maxime.jobboerse-direkt.de ~all
- apple-domain-verification=FvbUHb8i5b7r9KfH
- MS=ms18400035
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