mdbw.de

Valid Email Server
Domain Lookup › mdbw.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 15:02:01 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 185.58.213.31 (no PTR)

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 ns1.your-server.de postmaster.your-server.de 2026021500 14400 1800 604800 7200
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026021500
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
7200s

Nameservers (NS)

ns1.your-server.de
ns3.second-ns.de
ns.second-ns.com

SPF Record

✓ Strict (-all)
v=spf1 a mx a:mail.mdbw.net a:www.mdbw.de ip4:31.47.82.108 ip6:2a03:80:140:1746::5 ip6:2a03:80:140:1746::4 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • _ec5q9dahblzv2lzq15balcrsgr7lznx
  • apple-domain-verification=XJaLAvbikzA6nswG
  • google-site-verification=hPWH0_S2pAmTwI6L45vk2DuywqSRC17ZzZeX4D3uqVs
  • SPFv=spf1 a mx a:mail.mdbw.net a:www.mdbw.de ip4:31.47.82.108 ip6:2a03:80:140:1746::5 ip6:2a03:80:140:1746::4 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
  • MS=ms26955746
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