cerberus.com

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-22 23:20:07 UTC · ↺ Refresh

MX Hostnames

  • cerberus-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com
  • 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA ns27.domaincontrol.com dns.jomax.net 2026031600 28800 7200 604800 600
Primary NS (mname)
ns27.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns27.domaincontrol.com
ns28.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:52.154.67.170 ip4:52.186.99.149 ip4:52.190.45.125 ip4:147.249.37.42 ip4:147.249.237.42 ip4:68.18.0.0/20 ip4:64.18.0.0/20 ip4:173.245.103.0/24 ip4:64.14.245.17 ip4:64.14.245.159 ip4:64.14.245.80 ip4:208.81.212.0/22 ip4:20.121.154.16/28 a:mail.investran.infinity.com include:cust-spf.exacttarget.com include:spfhost.messageprovider.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate 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

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

7 records
  • msfpkey=3r5x4gffh2896il49zy8tav8b
  • postman-domain-verification=32fa070716844afe8ff22f5475c3d7a7358588debb3eee4e6b050ca5ed31f4d3
  • figma-domain-verification=26dd760edb5ac6a53757f667a490564fa1eb86320031ff3582acf04679564faa-1769723011
  • SPFv=spf1 ip4:52.154.67.170 ip4:52.186.99.149 ip4:52.190.45.125 ip4:147.249.37.42 ip4:147.249.237.42 ip4:68.18.0.0/20 ip4:64.18.0.0/20 ip4:173.245.103.0/24 ip4:64.14.245.17 ip4:64.14.245.159 ip4:64.14.245.80 ip4:208.81.212.0/22 ip4:20.121.154.16/28 a:mail.investran.infinity.com include:cust-spf.exacttarget.com include:spfhost.messageprovider.com include:spf.protection.outlook.com ~all
  • HoPDcWvlPRrC0q7NLJp+oQf3EGUJsyEcuappbor2nP8khjtNeI4iFc8a5xGAnavDdjUOslSO4254HrL2DmFzRA==
  • apple-domain-verification=XuNu7alEkH6sSnd2
  • openai-domain-verification=dv-1ECP4AOKfzyrd6nYwOBW8Fbb
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