Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lc42.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 18:07:03 UTC · ↺ Refresh
MX Hostnames
- mail.kneuper-it.de
MX Priorities
- mail.kneuper-it.de: 10
A / AAAA Records
- 116.203.20.233 ↩ web.kneuper-it.de
- 2a01:4f8:1c1e:c560::1 ↩ web.kneuper-it.de
Mail Server IPs
- 116.203.20.233 ↩ web.kneuper-it.de
- 2a01:4f8:1c1e:c560::1 ↩ web.kneuper-it.de
SOA Record
Raw SOA
ns.kneuper-it.de root.kneuper-it.de 2026021400 14400 1800 604800 3600
Primary NS (mname)
ns.kneuper-it.de
Admin Email (rname)
root@kneuper-it.de
Serial
2026021400
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.kneuper-it.de
ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx -all
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