Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schlenkhoff.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 23:40:48 UTC · ↺ Refresh
MX Hostnames
- schlenkhoffmail.tobit.net
MX Priorities
- schlenkhoffmail.tobit.net: 10
A / AAAA Records
- 81.18.104.2 ↩ loadbalancer.dokumenta.fw
Mail Server IPs
- 87.139.64.129 ↩ p578b4081.dip0.t-ipconnect.de
SOA Record
Raw SOA
ns1.nstool.de hostmaster.worldbone.de 2023030602 28800 7200 604800 86400
Primary NS (mname)
ns1.nstool.de
Admin Email (rname)
hostmaster@worldbone.de
Serial
2023030602
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.nstool.de
ns3.nstool.de
ns2.nstool.de
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
2 records- google-site-verification=eLOd_ZSx4JW1qN4wFKvhAx3vk70kZirRHk7Ha6Umhw8
- MS=ms61927675
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