dhbw-vs.de

Valid Email Server
Domain Lookup › dhbw-vs.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dhbw-vs.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 12:11:15 UTC · ↺ Refresh

MX Hostnames

  • mx3.belwue.de
  • mx4.belwue.de
  • mx1.belwue.de
  • mx2.belwue.de

MX Priorities

  • mx2.belwue.de: 10
  • mx4.belwue.de: 40
  • mx3.belwue.de: 30
  • mx1.belwue.de: 20

A / AAAA Records

  • 88.99.161.204 ↩ www44.vhug.de

Mail Server IPs

  • 129.143.76.2 ↩ mail-in02.belwue.de
  • 2001:7c0::76:0:0:0:2 ↩ mail-in02.belwue.de
  • 129.143.76.3 ↩ mail-in03.belwue.de
  • 129.143.76.4 ↩ mail-in04.belwue.de
  • 2001:7c0::76:0:0:0:4 ↩ mail-in04.belwue.de
  • 2001:7c0::76:0:0:0:3 ↩ mail-in03.belwue.de
  • 129.143.76.1 ↩ mail-in01.belwue.de
  • 2001:7c0::76:0:0:0:1 ↩ mail-in01.belwue.de

SOA Record

Raw SOA dnsproxyls02.dhbw-vs.de hostmaster.dhbw-vs.de 2026031001 21600 1800 2419200 86400
Primary NS (mname)
dnsproxyls02.dhbw-vs.de
Admin Email (rname)
hostmaster@dhbw-vs.de
Serial
2026031001
Refresh
21600s
Retry
1800s
Expire
2419200s
Minimum TTL
86400s

Nameservers (NS)

dns2.belwue.de
dns1.belwue.de
dns3.belwue.de
dns4.belwue.de

SPF Record

✓ Strict (-all)
v=spf1 a:mail.dhbw-vs.de ip4:193.196.187.65 include:_spf.belwue.de include:spf.hornetsecurity.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 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

5 records
  • SPFv=spf1 a:mail.dhbw-vs.de ip4:193.196.187.65 include:_spf.belwue.de include:spf.hornetsecurity.com -all
  • duo_sso_verification=elG4HcZxfTqnmthSThev92pBSa7vNrqoUOzEpwHk3GkOa0lbx2EKJhq4otoB84zC
  • MS=1D52AFB432DAF01CA162A9810FD50D514D5144EA
  • Duale Hochschule BW Villingen-Schwenningen,Friedrich-Ebert-Str. 30, 78054 Villingen-Schwenningen, Germany
  • google-site-verification=yD4qBzZl6zy9c1C_PhOlXLyMFooC5vcCBoSNj_egJ5Y
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