securon.de

Valid Email Server
Domain Lookup › securon.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 18:38:52 UTC · ↺ Refresh

MX Hostnames

  • mail.securon.de

MX Priorities

  • mail.securon.de: 10

A / AAAA Records

  • 89.31.143.90 (no PTR)

Mail Server IPs

  • 217.111.91.162 ↩ mail.securon.de

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024092014 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024092014
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.org
ns.udag.de
ns.udag.net

SPF Record

✓ Strict (-all)
v=spf1 mx mx:crsend.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

3 records
  • iv0S/FBc2MhdUOapm6xQfOobeQOdUmOvKCPCqQ5vs6RmHnIzisBFF65Ie7Mvm9FJn7ze7K7QhNQAwO4GgcvXGg==
  • SPFv=spf1 mx mx:crsend.com -all
  • MS=ms75224410
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