Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sv-giekau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 00:18:43 UTC · ↺ Refresh
MX Hostnames
- mail.edv-luehr.de
MX Priorities
- mail.edv-luehr.de: 10
A / AAAA Records
- 188.40.33.134 ↩ server3.edv-luehr.de
Mail Server IPs
- 188.40.33.158 ↩ mail.edv-luehr.de
SOA Record
Raw SOA
server3.edv-luehr.de admin.edv-luehr.de 2023102500 3600 900 604800 600
Primary NS (mname)
server3.edv-luehr.de
Admin Email (rname)
admin@edv-luehr.de
Serial
2023102500
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
server3.edv-luehr.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:188.40.33.158 a:mail.edv-luehr.de mx -all
📊 DNS lookups: 3/10
✓ 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 mx ip4:188.40.33.158 a:mail.edv-luehr.de mx -all
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