Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
von-stein.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:30:44 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 217.160.0.246 ↩ 217-160-0-246.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2cb ↩ 2001-08d8-100f-f000-0000-0000-0000-02cb.elastic-ssl.ui-r.com
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns1081.ui-dns.de hostmaster.1und1.de 2016043073 28800 7200 604800 300
Primary NS (mname)
ns1081.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2016043073
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1081.ui-dns.de
ns1081.ui-dns.biz
ns1081.ui-dns.com
ns1081.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.hornetsecurity.com include:_spf2.mytechmail.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✗ None detectedNo 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
2 records- apple-domain-verification=fXTbkK2rpXGruyLB
- SPFv=spf1 a mx include:spf.hornetsecurity.com include:_spf2.mytechmail.de -all
Full email verification for von-stein.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits