auer-gruppe.de

Valid Email Server
Domain Lookup › auer-gruppe.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
auer-gruppe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 19:35:53 UTC · ↺ Refresh

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MX Hostnames

  • mx-b.secumail.de
  • mx-a.secumail.de

MX Priorities

  • mx-a.secumail.de: 10
  • mx-b.secumail.de: 10

A / AAAA Records

  • 212.227.205.188 ↩ app01.auer-gruppe.de

Mail Server IPs

  • 212.11.225.17 ↩ sc03.secumail.de
  • 212.11.225.133 ↩ sc01.secumail.de
  • 212.11.224.132 ↩ sc02.secumail.de
  • 212.11.224.154 ↩ sc04.secumail.de

SOA Record

Raw SOA ns1074.ui-dns.biz hostmaster.1und1.de 2015101144 28800 7200 604800 300
Primary NS (mname)
ns1074.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2015101144
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1074.ui-dns.org
ns1074.ui-dns.biz
ns1074.ui-dns.de
ns1074.ui-dns.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mailjet.com include:_spf.kundenserver.de include:spf.secumail.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ 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

4 records
  • v=verifydomain MS=9228481
  • google-site-verification=VGAxrMRl2bxjC1nIcbma2HE0OtGpj_Y22G3F6kbgskw
  • SPFv=spf1 include:spf.mailjet.com include:_spf.kundenserver.de include:spf.secumail.de -all
  • 20180522121640548o73a7d9gr3kegfr1in6ia5z45zne40y0uwbgrdcxhr6uthy
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