ms-ci.de

Valid Email Server
Domain Lookup › ms-ci.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ms-ci.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 01:22:44 UTC · ↺ Refresh

MX Hostnames

  • mail.clustermail.de

MX Priorities

  • mail.clustermail.de: 10

A / AAAA Records

  • 212.63.130.86 ↩ srv06.17930.serviceprovider.de
  • 2a02:708::6b:0:0:0:2 ↩ srv06.17930.serviceprovider.de

Mail Server IPs

  • 212.223.165.71 ↩ frontend.clustermail.de

SOA Record

Raw SOA ns4.nameserver.de dnsmaster.ns4.nameserver.de 2025101801 14400 3600 604800 3600
Primary NS (mname)
ns4.nameserver.de
Admin Email (rname)
dnsmaster@ns4.nameserver.de
Serial
2025101801
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns4.nameserver.de
ns3.nameserver.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.clustermail.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:spf.clustermail.de -all
Full email verification for ms-ci.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits