Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colt-info.de
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 03:41:21 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 20
- eu-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 151.106.71.76 ↩ ma5012788.psmanaged.com
Mail Server IPs
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1.ccc.coltgroup.com hostmaster.colt-info.de 2023092502 86400 7200 3600000 900
Primary NS (mname)
ns1.ccc.coltgroup.com
Admin Email (rname)
hostmaster@colt-info.de
Serial
2023092502
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
900s
Nameservers (NS)
ns2.ccc.coltgroup.com
ns1.ccc.coltgroup.com
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
No TXT records found.
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