Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
luka5.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 07:40:48 UTC · ↺ Refresh
MX Hostnames
- mail.luka5.de
MX Priorities
- mail.luka5.de: 100
A / AAAA Records
- 185.183.157.106 ↩ luka5.de
- 2a03:4000:1d:2d:2815:4dff:fe3c:ca17 ↩ luka5.de
Mail Server IPs
- 185.183.157.106 ↩ luka5.de
- 2a03:4000:1d:2d:2815:4dff:fe3c:ca17 ↩ luka5.de
SOA Record
Raw SOA
ns1-tec.de webmaster.luka5.de 2026021801 86400 3600 2592000 900
Primary NS (mname)
ns1-tec.de
Admin Email (rname)
webmaster@luka5.de
Serial
2026021801
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
ns1-tec.de
ns2-tec.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:185.183.157.106 ip6:2a03:4000:1d:2d:2815:4dff:fe3c:ca17 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 250 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:185.183.157.106 ip6:2a03:4000:1d:2d:2815:4dff:fe3c:ca17 -all
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