mailshield.de

Valid Email Server
Domain Lookup › mailshield.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mailshield.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 15:47:51 UTC · ↺ Refresh

MX Hostnames

  • mx.mailshield.de

MX Priorities

  • mx.mailshield.de: 0

A / AAAA Records

  • 80.82.216.11 ↩ mailshield.de

Mail Server IPs

  • 80.82.216.12 ↩ mx.mailshield.de

SOA Record

Raw SOA dns1.keybits.de hostmaster.keybits.de 1739457029 14400 1800 2419200 3600
Primary NS (mname)
dns1.keybits.de
Admin Email (rname)
hostmaster@keybits.de
Serial
1739457029
Refresh
14400s
Retry
1800s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

dns3.keybits.de
dns2.keybits.gmbh
dns1.keybits.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:80.82.216.0/26 ip6:2001:4ba0:92ec::/48 ip4:138.201.20.249 ip4:148.251.196.4 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No 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

1 record
  • SPFv=spf1 ip4:80.82.216.0/26 ip6:2001:4ba0:92ec::/48 ip4:138.201.20.249 ip4:148.251.196.4 -all
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