Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
deufol.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 01:15:44 UTC · ↺ Refresh
MX Hostnames
- smtp2.active-mailsystem.de
- smtp1.active-mailsystem.de
- smtp3.active-mailsystem.de
MX Priorities
- smtp3.active-mailsystem.de: 11
- smtp2.active-mailsystem.de: 20
- smtp1.active-mailsystem.de: 10
A / AAAA Records
- 213.216.0.214 ↩ redirector.vistec.net
Mail Server IPs
- 194.172.160.82 ↩ smtp3.active-mailsystem.de
- 88.79.202.82 ↩ smtp2.active-mailsystem.de
- 217.78.136.82 ↩ smtp1.active-mailsystem.de
SOA Record
Raw SOA
ns1.vistec.net root.ns1.vistec.net 2024042201 86400 14400 1209600 43200
Primary NS (mname)
ns1.vistec.net
Admin Email (rname)
root@ns1.vistec.net
Serial
2024042201
Refresh
86400s
Retry
14400s
Expire
1209600s
Minimum TTL
43200s
Nameservers (NS)
ns2.vistec.net
ns1.vistec.net
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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- “v=spf1–all”
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