uni-jena.de

Valid Email Server
Domain Lookup › uni-jena.de

Domain Overview

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

Checked via [email protected] · 2026-03-20 00:52:08 UTC · ↺ Refresh

MX Hostnames

  • a2391.mx.srv.dfn.de
  • b2391.mx.srv.dfn.de
  • c2391.mx.srv.dfn.de

MX Priorities

  • a2391.mx.srv.dfn.de: 10
  • b2391.mx.srv.dfn.de: 10
  • c2391.mx.srv.dfn.de: 10

A / AAAA Records

  • 141.35.105.79 ↩ cms-proxy-02.uni-jena.de
  • 141.35.104.79 ↩ cms-proxy-01.uni-jena.de
  • 2001:638:1558:2368::1:79 ↩ cms-proxy-01.uni-jena.de
  • 2001:638:1558:2369::1:79 ↩ cms-proxy-02.uni-jena.de

Mail Server IPs

  • 194.95.232.201 ↩ a2391.mx.srv.dfn.de
  • 2001:638:d:c301:acdc:1979:2:af ↩ a2391.mx.srv.dfn.de
  • 194.95.234.201 ↩ b2391.mx.srv.dfn.de
  • 2001:638:d:c302:acdc:1979:2:af ↩ b2391.mx.srv.dfn.de
  • 194.95.238.201 ↩ c2391.mx.srv.dfn.de
  • 2001:638:d:c303:acdc:1979:2:af ↩ c2391.mx.srv.dfn.de

SOA Record

Raw SOA dns-extern-01.uni-jena.de hostmaster.uni-jena.de 2026031910 21600 3600 3600000 86400
Primary NS (mname)
dns-extern-01.uni-jena.de
Admin Email (rname)
hostmaster@uni-jena.de
Serial
2026031910
Refresh
21600s
Retry
3600s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

dns-extern-02.uni-jena.de
dns-3.dfn.de
dns-extern-04.uni-jena.de
dns-extern-01.uni-jena.de
dns-extern-03.uni-jena.de

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=_spf.uni-jena.de
📊 DNS lookups: 1/10

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ 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

9 records
  • google-site-verification=CRj7Yv1VpC4pSNOMDfh1iAke8KslbjTIl6vbewIjwSk
  • adobe-idp-site-verification=7d871a98ab167d376db08c29f1a70063739f85f3a970df38e77380cedabb569d
  • SPFv=spf1 redirect=_spf.uni-jena.de
  • MS=ms39581131
  • cisco-ci-domain-verification=4b6f1608e2541c2dc34d5924b417fed99296ab43d4101db5f5733b4dc9b99dd4
  • MS=ms71787841
  • apple-domain-verification=egleZAuGPyUpz6CJ
  • google-site-verification=Ts7DD_cYpmvdflghA-o_ZnTuCqd3t_WYj7ctvFabA3c
  • ZOOM_verify_ISgAa3fbSISCkbnrZZxIwA
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