Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
koblenzer-bildungsverein.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 21:57:31 UTC · ↺ Refresh
MX Hostnames
- koblenz-net.de
MX Priorities
- koblenz-net.de: 10
A / AAAA Records
- 195.201.228.146 ↩ he5.horn-internet.de
Mail Server IPs
- 195.201.228.146 ↩ he5.horn-internet.de
SOA Record
Raw SOA
ns1.horn-dns.de hostmaster.horn-internet.de 2022080104 28800 3600 2419200 3600
Primary NS (mname)
ns1.horn-dns.de
Admin Email (rname)
hostmaster@horn-internet.de
Serial
2022080104
Refresh
28800s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns1.horn-dns.de
ns2.horn-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:195.201.228.146 ~all
📊 DNS lookups: 0/10
~ 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
1 record- SPFv=spf1 ip4:195.201.228.146 ~all
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