Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dieners-jena.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:09:12 UTC · ↺ Refresh
MX Hostnames
- mail.dieners-jena.de
MX Priorities
- mail.dieners-jena.de: 10
A / AAAA Records
- 91.250.116.178 ↩ server10.w3concepts.de
- 2a01:488:66:1000:5bfa:74b2::1 ↩ server10.w3concepts.de
Mail Server IPs
- 91.250.116.178 ↩ server10.w3concepts.de
- 2a01:488:66:1000:5bfa:74b2::1 ↩ server10.w3concepts.de
SOA Record
Raw SOA
ns1.first-ns.de info.m3-fitness.de 1653108488 10800 3600 604800 10800
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
info@m3-fitness.de
Serial
1653108488
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.first-ns.de
robotns3.second-ns.com
server05.w3concepts.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx -all
📊 DNS lookups: 2/10
✓ 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
1 record- SPFv=spf1 +a +mx -all
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