tu-ilmenau.de

Valid Email Server
Domain Lookup › tu-ilmenau.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tu-ilmenau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 05:46:14 UTC · ↺ Refresh

MX Hostnames

  • mail-router2.rz.tu-ilmenau.de
  • mail-router1.rz.tu-ilmenau.de
  • b2221.mx.srv.dfn.de
  • mail.tu-ilmenau.de
  • c2221.mx.srv.dfn.de
  • a2221.mx.srv.dfn.de

MX Priorities

  • mail.tu-ilmenau.de: 100
  • mail-router2.rz.tu-ilmenau.de: 100
  • b2221.mx.srv.dfn.de: 10
  • a2221.mx.srv.dfn.de: 10
  • c2221.mx.srv.dfn.de: 10
  • mail-router1.rz.tu-ilmenau.de: 100

A / AAAA Records

  • 141.24.186.181 ↩ wcms-proxy2.rz.tu-ilmenau.de

Mail Server IPs

  • 141.24.4.8 ↩ piggy.rz.tu-ilmenau.de
  • 141.24.179.34 ↩ mail-router1.rz.tu-ilmenau.de
  • 141.24.179.35 ↩ mail-router2.rz.tu-ilmenau.de
  • 194.95.234.182 ↩ b2221.mx.srv.dfn.de
  • 194.95.232.182 ↩ a2221.mx.srv.dfn.de
  • 194.95.238.182 ↩ c2221.mx.srv.dfn.de

SOA Record

Raw SOA prakinf2.prakinf.tu-ilmenau.de hostmaster.tu-ilmenau.de 2026032003 14400 3600 604800 14400
Primary NS (mname)
prakinf2.prakinf.tu-ilmenau.de
Admin Email (rname)
hostmaster@tu-ilmenau.de
Serial
2026032003
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
14400s

Nameservers (NS)

floyd.rz.tu-ilmenau.de
dns-extern-slave.uni-jena.de
prakinf2.prakinf.tu-ilmenau.de
deneb.dfn.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:141.24.0.0/16 ip6:2001:638:904::/48 mx include:gbv.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; np=reject; pct=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
⚠ Policy applies to 1% of failing messages only

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

7 records
  • adobe-idp-site-verification=7d871a98ab167d376db08c29f1a70063739f85f3a970df38e77380cedabb569d
  • google-site-verification=G-Jxch177DdGmTe-xe9qxoWlsJTamlIMaoGhAfm3W-c
  • MS=ms53291016
  • atlassian-domain-verification=8FyrEAzFUrTUxxtoeU7Zw9MIAoqLLwyKUK80xTFJ48tOau0q36ipYVVak94VEh5c
  • cisco-ci-domain-verification=74d908dff728ba14a7326912a0ef7dcb58fd87c4ac2804552547420913f66a29
  • autodesk-domain-verification=dS6MS6XHof-zKh9xZSw1
  • SPFv=spf1 ip4:141.24.0.0/16 ip6:2001:638:904::/48 mx include:gbv.de -all
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