Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drkors.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 17:13:53 UTC · ↺ Refresh
MX Hostnames
- mxlb.ispgateway.de
MX Priorities
- mxlb.ispgateway.de: 100
A / AAAA Records
- 92.205.53.59 ↩ sh23093.ispgateway.de
- 2a00:1169:103:2f40:: ↩ sh23093.ispgateway.de
Mail Server IPs
- 80.67.18.126 ↩ mxlb.ispgateway.de
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2026031003 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031003
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns81.domaincontrol.com
ns82.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:ispgateway.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- DKIMv=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsHR4iTb9WJJ/pdWhum/VqQOf1aRjsv6iWXF7WD3zYG6v9Cy/FAlV9C+GWR+gs/NJpZJoN2PV2pX1a0Bxo04UyY4AV49Z5WkW94RHfNXmt3u0hqKyDUY10gor+5ILpZX6eFv9aiu49gkBKXKHXIJ0ISB8WwsDUkIM8zAgcqD+Q/UueWPpp5PX8rjMKw13gD8yrOggXtSTAUCzT2L+PoxAnEnomzUgAk5tGc38Qx++Pz3vB5IK3QNydmr7V3dm7TYmYWhqeAjlDD6PzKsBhtCIIqRx6JTHJ7RcpiclJJIJfE7CpBv5sCu9LYoX9cCf7kSV/oDOqlPOK/x1MThJ4ZxM5QIDAQAB
- SPFv=spf1 mx include:ispgateway.de -all
Full email verification for drkors.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits