mku.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
mku.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-04 14:24:45 UTC · ↺ Refresh

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MX Hostnames

  • mku-com.mail.protection.outlook.com

MX Priorities

  • mku-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.89.118 (no PTR)
  • 172.67.141.162 (no PTR)
  • 2606:4700:3031::6815:5976 (no PTR)
  • 2606:4700:3033::ac43:8da2 (no PTR)

Mail Server IPs

  • 52.101.144.0 ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
  • 52.101.145.0 ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
  • 52.101.144.3 ↩ mail-ma0pr01cu01103.inbound.protection.outlook.com
  • 52.101.145.2 ↩ mail-pnypr01cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA fish.ns.cloudflare.com dns.cloudflare.com 2412705096 10000 2400 604800 1800
Primary NS (mname)
fish.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2412705096
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

pete.ns.cloudflare.com
fish.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:65.1.191.50 ip4:52.172.39.144 ip4:103.112.12.146 ip4:103.112.12.147 ip4:103.112.12.149 ip4:103.108.7.30 ip4:3.109.244.13 ip4:74.225.196.178 ip4:15.206.253.99 ip4:13.204.163.203 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

✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

7 records
  • SPFv=spf1 ip4:65.1.191.50 ip4:52.172.39.144 ip4:103.112.12.146 ip4:103.112.12.147 ip4:103.112.12.149 ip4:103.108.7.30 ip4:3.109.244.13 ip4:74.225.196.178 ip4:15.206.253.99 ip4:13.204.163.203 include:spf.protection.outlook.com -all
  • zqk3Fbhz0VtGGhE+1lCPLztGOyEHrSXxNc604zf+mStu7PMBhfiZXPcJCqJPklj3YCd9YOpCP929FD/ozw5qWA==
  • 74C8C21B3522206C59592BBE870CD196
  • MS=ms47157598
  • anthropic-domain-verification-87s1j4=MN14aSvduX3Q34Ubm4PYhoNgh
  • google-site-verification=0j21NW_V97Ir5JvOylrzLJHmo5Sv3JDP46hStLpGu2U
  • o05r82b34jqr7ap0t934ngs01q
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