uni-mainz.de

Valid Email Server
Domain Lookup › uni-mainz.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
uni-mainz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 03:17:57 UTC · ↺ Refresh

MX Hostnames

  • mailgate-2.zdv.uni-mainz.de
  • mailgate-3.zdv.uni-mainz.de
  • mailgate-1.zdv.uni-mainz.de

MX Priorities

  • mailgate-1.zdv.uni-mainz.de: 100
  • mailgate-2.zdv.uni-mainz.de: 100
  • mailgate-3.zdv.uni-mainz.de: 100

A / AAAA Records

  • 134.93.178.31 ↩ umz-caddyext.zdv.Uni-Mainz.DE
  • 2001:4c80:40:63c:4:86ff:fe5d:b21f ↩ umz-caddyext.zdv.Uni-Mainz.DE

Mail Server IPs

  • 134.93.178.248 ↩ mailgate-1.zdv.Uni-Mainz.DE
  • 2001:4c80:40:62d::25:8 ↩ mailgate-1.zdv.Uni-Mainz.DE
  • 134.93.178.249 ↩ mailgate-2.zdv.Uni-Mainz.DE
  • 2001:4c80:40:62d::25:9 ↩ mailgate-2.zdv.Uni-Mainz.DE
  • 134.93.178.250 ↩ mailgate-3.zdv.Uni-Mainz.DE
  • 2001:4c80:40:62d::25:a ↩ mailgate-3.zdv.Uni-Mainz.DE

SOA Record

Raw SOA ns-extern.zdv.uni-mainz.de noc.uni-mainz.de 2026032014 28800 7200 604800 3600
Primary NS (mname)
ns-extern.zdv.uni-mainz.de
Admin Email (rname)
noc@uni-mainz.de
Serial
2026032014
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

xlink1.xlink.net
ns-extern.zdv.uni-mainz.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:134.93.178.240/28 ip6:2001:4c80:40:62d::/64 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; adkim=r
⚠ p=none — monitoring only, no enforcement
📋 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

3 records
  • v=spf2.0/mfrom,pra mx ip4:134.93.178.240/28 ip6:2001:4c80:40:62d::/64 ~all
  • canva-site-verification=AMtvtZhvPy37QDJDMcz3yA
  • SPFv=spf1 mx ip4:134.93.178.240/28 ip6:2001:4c80:40:62d::/64 ~all
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