ifw-dresden.de

Valid Email Server
Domain Lookup › ifw-dresden.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ifw-dresden.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 09:25:40 UTC · ↺ Refresh

MX Hostnames

  • b2211.mx.srv.dfn.de
  • a2211.mx.srv.dfn.de
  • c2211.mx.srv.dfn.de

MX Priorities

  • c2211.mx.srv.dfn.de: 10
  • a2211.mx.srv.dfn.de: 10
  • b2211.mx.srv.dfn.de: 10

A / AAAA Records

  • 193.174.238.140 ↩ webfe3.ifw-dresden.de
  • 2001:638:90a:d000::c8 ↩ webfe3.ifw-dresden.de

Mail Server IPs

  • 194.95.238.180 ↩ c2211.mx.srv.dfn.de
  • 2001:638:d:c303:acdc:1979:2:9a ↩ c2211.mx.srv.dfn.de
  • 194.95.232.180 ↩ a2211.mx.srv.dfn.de
  • 2001:638:d:c301:acdc:1979:2:9a ↩ a2211.mx.srv.dfn.de
  • 194.95.234.180 ↩ b2211.mx.srv.dfn.de
  • 2001:638:d:c302:acdc:1979:2:9a ↩ b2211.mx.srv.dfn.de

SOA Record

Raw SOA dns1.ifw-dresden.de hostmaster.ifw-dresden.de 2026032699 43200 3600 604800 3600
Primary NS (mname)
dns1.ifw-dresden.de
Admin Email (rname)
hostmaster@ifw-dresden.de
Serial
2026032699
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns2.ifw-dresden.de
dns-1.dfn.de
dns1.ifw-dresden.de
dns-3.dfn.de

SPF Record

✓ Strict (-all)
v=spf1 a:mailout.ifw-dresden.de -all
📊 DNS lookups: 1/10
✓ 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

1 record
  • SPFv=spf1 a:mailout.ifw-dresden.de -all
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