conexbuff.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
conexbuff.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 16:16:56 UTC · ↺ Refresh

MX Hostnames

  • conexbuff-com.mail.protection.outlook.com

MX Priorities

  • conexbuff-com.mail.protection.outlook.com: 20

A / AAAA Records

  • 172.238.200.196 ↩ 172-238-200-196.ip.linodeusercontent.com

Mail Server IPs

  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA haley.ns.cloudflare.com dns.cloudflare.com 2398057921 10000 2400 604800 1800
Primary NS (mname)
haley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398057921
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

haley.ns.cloudflare.com
leo.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:50.75.145.2 +a +mx +ip4:35.212.5.33 +ip4:66.147.230.186 +ip4:66.147.230.186 include:spf.protection.outlook.com a:dispatch-us.ppe-hosted.com include:clientemailspf.growthzoneapp.com include:conexbuff.com.spf.auto.dnssmarthost.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

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

All TXT Records

2 records
  • SPFv=spf1 ip4:50.75.145.2 +a +mx +ip4:35.212.5.33 +ip4:66.147.230.186 +ip4:66.147.230.186 include:spf.protection.outlook.com a:dispatch-us.ppe-hosted.com include:clientemailspf.growthzoneapp.com include:conexbuff.com.spf.auto.dnssmarthost.net -all
  • ppe-82f5349b58ed54491150
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