Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lutz-sebastian.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 01:23:48 UTC · ↺ Refresh
MX Hostnames
- post.lutz-sebastian.de
MX Priorities
- post.lutz-sebastian.de: 10
A / AAAA Records
- 89.107.160.126 ↩ web4.dessau.de
Mail Server IPs
- 89.107.160.109 ↩ post.datel-gmbh.de
- 89.107.160.105 ↩ post.datel-dessau.de
SOA Record
Raw SOA
pns2.datel-dessau.de hostmaster.datel-dessau.de 2017101914 86400 7200 604800 86400
Primary NS (mname)
pns2.datel-dessau.de
Admin Email (rname)
hostmaster@datel-dessau.de
Serial
2017101914
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
nsb1.schlundtech.de
ns1.datel-dessau.de
nsc1.schlundtech.de
nsd1.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:89.107.160.105/32 ip4:89.107.160.109/32 -all
📊 DNS lookups: 1/10
✓ 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 ip4:89.107.160.105/32 ip4:89.107.160.109/32 -all
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