azcb.co

Valid Email Server
Domain Lookup › azcb.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
azcb.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 02:57:16 UTC · ↺ Refresh

MX Hostnames

  • azcb-co.mail.protection.outlook.com

MX Priorities

  • azcb-co.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.2.75 (no PTR)
  • 172.67.128.227 (no PTR)
  • 2606:4700:3037::ac43:80e3
  • 2606:4700:3033::6815:24b

Mail Server IPs

  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA christian.ns.cloudflare.com dns.cloudflare.com 2399056204 10000 2400 604800 1800
Primary NS (mname)
christian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399056204
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

romina.ns.cloudflare.com
christian.ns.cloudflare.com

SPF Record

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

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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
  • google-site-verification=pPzLl4V4ots-1KQ289l4q5TyrLckeGs-WIUqNAWllWE
  • google-site-verification=qsFSJG682Z-K1jdqf_Qv0IR1w_fzyLXVxXaw3xUHAsY
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms98515724
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