Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zentralruf.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 20:56:42 UTC · ↺ Refresh
MX Hostnames
- ipmail1.gdv-dl.de
- ipmail2.gdv-dl.de
MX Priorities
- ipmail1.gdv-dl.de: 100
- ipmail2.gdv-dl.de: 200
A / AAAA Records
- 185.22.150.225 (no PTR)
Mail Server IPs
- 185.22.150.193 ↩ IPMAIL1.gdv-dl.de
- 185.22.150.194 ↩ IPMAIL2.gdv-dl.de
SOA Record
Raw SOA
ns0.de.colt.net dns-requests.colt.net 2026011600 43200 7200 1209600 600
Primary NS (mname)
ns0.de.colt.net
Admin Email (rname)
dns-requests@colt.net
Serial
2026011600
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns0.de.colt.net
ns8.colt.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:zentralruf.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 a:zentralruf.de ~all
- _18mbypj6dtroibr8ub2bfv4o2k8q6oa
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