simplesyn.de

Valid Email Server
Domain Lookup › simplesyn.de

Domain Overview

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

Checked via [email protected] · 2026-03-30 23:02:49 UTC · ↺ Refresh

MX Hostnames

  • mail.simplesyn.de

MX Priorities

  • mail.simplesyn.de: 10

A / AAAA Records

  • 82.165.22.228 ↩ a17d39.creativbox.net

Mail Server IPs

  • 82.165.22.228 ↩ a17d39.creativbox.net

SOA Record

Raw SOA ns.routing.net info.creativbox.net 2020012701 14400 3600 604800 900
Primary NS (mname)
ns.routing.net
Admin Email (rname)
info@creativbox.net
Serial
2020012701
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
900s

Nameservers (NS)

ns8.routing.net
ns9.routing.net
ns.routing.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.creativbox.net -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

✗ 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 include:spf.creativbox.net -all
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