km-computer-online.de

Valid Email Server
Domain Lookup › km-computer-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
km-computer-online.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 17:40:24 UTC · ↺ Refresh

MX Hostnames

  • kmcomputeronline-de0e1i.mail.protection.outlook.com

MX Priorities

  • kmcomputeronline-de0e1i.mail.protection.outlook.com: 5

A / AAAA Records

  • 88.99.101.251 ↩ redirect.checkdomain.de
  • 2a01:4f8:221:11cd:9734:4c26:6044:5f33 ↩ redirect.checkdomain.de

Mail Server IPs

  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns.checkdomain.de hostmaster.checkdomain.de 2020051406 40000 7200 604800 300
Primary NS (mname)
ns.checkdomain.de
Admin Email (rname)
hostmaster@checkdomain.de
Serial
2020051406
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns.checkdomain.de
ns2.checkdomain.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -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

2 records
  • MS=MS=ms41201963
  • SPFv=spf1 include:spf.protection.outlook.com -all
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