Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cl-partner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 01:18:44 UTC · ↺ Refresh
MX Hostnames
- mx03.dbc-gruppe.de
MX Priorities
- mx03.dbc-gruppe.de: 20
A / AAAA Records
- 217.160.0.242 ↩ 217-160-0-242.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
Mail Server IPs
- 193.194.136.19 ↩ mx01.cp-rz.de
SOA Record
Raw SOA
shades18.rzone.de hostmaster.strato-rz.de 2022031725 86400 7200 604800 300
Primary NS (mname)
shades18.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2022031725
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades18.rzone.de
docks11.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.dbc-gruppe.de ip4:85.13.145.52 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.dbc-gruppe.de ip4:85.13.145.52 -all
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]; fo=1; adkim=s; aspf=s
Full email verification for cl-partner.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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