oncoray.de

Valid Email Server
Domain Lookup › oncoray.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
oncoray.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 21:12:46 UTC · ↺ Refresh

MX Hostnames

  • mailin-sek1.zih.tu-dresden.de
  • mailin-prim2.zih.tu-dresden.de
  • mailin-prim1.zih.tu-dresden.de

MX Priorities

  • mailin-prim1.zih.tu-dresden.de: 20
  • mailin-prim2.zih.tu-dresden.de: 20
  • mailin-sek1.zih.tu-dresden.de: 20

A / AAAA Records

  • 85.13.128.40 ↩ dd46936.kasserver.com

Mail Server IPs

  • 141.30.67.64 ↩ mailin-prim1.zih.tu-dresden.de
  • 141.30.67.65 ↩ mailin-prim2.zih.tu-dresden.de
  • 141.76.32.216 ↩ mailin-sek1.zih.tu-dresden.de

SOA Record

Raw SOA pdns1.zih.tu-dresden.de hostmaster.tu-dresden.de 2026021000 21600 3600 2419200 3600
Primary NS (mname)
pdns1.zih.tu-dresden.de
Admin Email (rname)
hostmaster@tu-dresden.de
Serial
2026021000
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

dns-1.dfn.de
dns-3.dfn.de
adns1.zih.tu-dresden.de
adns2.zih.tu-dresden.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.zih.tu-dresden.de ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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 include:_spf.zih.tu-dresden.de ~all
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