Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jkribbert.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 15:15:29 UTC · ↺ Refresh
MX Hostnames
- mail.jkribbert.de
MX Priorities
- mail.jkribbert.de: 10
A / AAAA Records
- 5.57.41.76 ↩ server4.sartissohn.de
Mail Server IPs
- 5.57.41.76 ↩ server4.sartissohn.de
SOA Record
Raw SOA
ns11.planetary-networks.de hostmaster.planetary-networks.de 2024060600 10800 3600 604800 900
Primary NS (mname)
ns11.planetary-networks.de
Admin Email (rname)
hostmaster@planetary-networks.de
Serial
2024060600
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns14.planetary-networks.net
ns13.planetary-networks.com
ns11.planetary-networks.de
ns12.planetary-networks.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:5.57.41.76 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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 +mx +a +ip4:5.57.41.76 ~all
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