sinnzeug.de

Valid Email Server
Domain Lookup › sinnzeug.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 02:45:30 UTC · ↺ Refresh

MX Hostnames

  • mail.factorial.io

MX Priorities

  • mail.factorial.io: 10

A / AAAA Records

  • 212.224.114.214 (no PTR)

Mail Server IPs

  • 178.63.84.108 ↩ mail.factorial.io
  • 2a01:4f8:121:33bc::2 ↩ mail.factorial.io

SOA Record

Raw SOA ns1.first-ns.de dns.hetzner.com 2026020706 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026020706
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de

SPF Record

✓ Strict (-all)
v=spf1 mx -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: 216 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 mx -all
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