korbmedia.de

Valid Email Server
Domain Lookup › korbmedia.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
korbmedia.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 00:29:33 UTC · ↺ Refresh

MX Hostnames

  • korbmedia-de.mail.protection.outlook.com
  • relay.rzone.de

MX Priorities

  • relay.rzone.de: 100
  • korbmedia-de.mail.protection.outlook.com: 10

A / AAAA Records

  • 81.169.145.88 ↩ w88.rzone.de
  • 2a01:238:20a:202:1088::

Mail Server IPs

  • 81.169.145.96 ↩ relay.rzone.de
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com

SOA Record

Raw SOA shades04.rzone.de hostmaster.strato-rz.de 2022050268 86400 7200 604800 300
Primary NS (mname)
shades04.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2022050268
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

docks20.rzone.de
shades04.rzone.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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.protection.outlook.com -all
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