ostermaier.de

Valid Email Server
Domain Lookup › ostermaier.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 15:15:21 UTC · ↺ Refresh

MX Hostnames

  • mx01.hornetsecurity.com
  • mx03.hornetsecurity.com
  • mx04.hornetsecurity.com
  • mx02.hornetsecurity.com

MX Priorities

  • mx03.hornetsecurity.com: 30
  • mx04.hornetsecurity.com: 40
  • mx01.hornetsecurity.com: 10
  • mx02.hornetsecurity.com: 20

A / AAAA Records

  • 46.101.148.216 ↩ websites.audaris.icu

Mail Server IPs

  • 94.100.134.8 ↩ mx03.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com
  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com

SOA Record

Raw SOA lotos.ns.ostermaier.systems webadmin.ostermaier.de 1773234210 10800 3600 604800 3600
Primary NS (mname)
lotos.ns.ostermaier.systems
Admin Email (rname)
webadmin@ostermaier.de
Serial
1773234210
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

lotos.ns.ostermaier.systems
nori.ns.ostermaier.systems

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=ostermaier.de.spf.hornetdmarc.com
📊 DNS lookups: 1/10

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; fo=0:1:d:s; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 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
  • apple-domain-verification=Blh47AQ1N4nHlDB12_1l8miOMSVA8t1_z6ByFx_dAdY
  • SPFv=spf1 redirect=ostermaier.de.spf.hornetdmarc.com
  • MS=ms24472157
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