knowtech.ws

Valid Email Server
Domain Lookup › knowtech.ws
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
knowtech.ws
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 02:53:31 UTC · ↺ Refresh

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MX Hostnames

  • knowtech-ws.mail.protection.outlook.com

MX Priorities

  • knowtech-ws.mail.protection.outlook.com: 1

A / AAAA Records

  • 165.140.69.202 ↩ cloud200.cloudwebhosting.com

Mail Server IPs

  • 52.101.60.160 ↩ mail-bn0pr04cu00800.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f909::b ↩ mail-bnypr03cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns4-04.azure-dns.info
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ 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

4 records
  • 39ft4g8e3b2uto20prege5c2l4
  • google-site-verification=_WxD9yG0fd-vx3ZJw2E3HJjq2g1FjCIEYkMqlg2-Nso
  • SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net -all
  • google-site-verification=DMr7_z5s6igmQsu3vSZPAMEn83YJ6SnSUkrHeLTguhI
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