students.hs-mainz.de

Valid Email Server
Domain Lookup › students.hs-mainz.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
students.hs-mainz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 17:38:24 UTC · ↺ Refresh

MX Hostnames

  • mailgate-2.zdv.net
  • mailgate-4.zdv.net
  • mailgate-1.zdv.net
  • mailgate-3.zdv.net

MX Priorities

  • mailgate-2.zdv.net: 10
  • mailgate-3.zdv.net: 10
  • mailgate-4.zdv.net: 10
  • mailgate-1.zdv.net: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 134.93.178.242 ↩ mailgate-2.zdv.net
  • 2001:4c80:40:62d::25:2 ↩ mailgate-2.zdv.net
  • 134.93.178.243 ↩ mailgate-3.zdv.net
  • 2001:4c80:40:62d::25:3 ↩ mailgate-3.zdv.net
  • 134.93.178.241 ↩ mailgate-1.zdv.net
  • 2001:4c80:40:62d::25:1 ↩ mailgate-1.zdv.net

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

2 records
  • adobe-idp-site-verification=4ae7000b14e696e5c6b423652aa0e527e23f4d0a0b5b43003744ab8a9cdae60e
  • SPFv=spf1 a mx -all
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