dex.co

Valid Email Server
Domain Lookup › dex.co

Domain Overview

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

Checked via [email protected] · 2026-03-30 04:45:19 UTC · ↺ Refresh

MX Hostnames

  • mx0b-00334502.pphosted.com
  • mx0a-00334502.pphosted.com

MX Priorities

  • mx0b-00334502.pphosted.com: 0
  • mx0a-00334502.pphosted.com: 0

A / AAAA Records

  • 13.32.241.8 ↩ server-13-32-241-8.jfk50.r.cloudfront.net
  • 13.32.241.118 ↩ server-13-32-241-118.jfk50.r.cloudfront.net
  • 13.32.241.55 ↩ server-13-32-241-55.jfk50.r.cloudfront.net
  • 13.32.241.92 ↩ server-13-32-241-92.jfk50.r.cloudfront.net

Mail Server IPs

  • 205.220.172.122 ↩ mx0b-00334502.pphosted.com
  • 205.220.160.122 ↩ mx0a-00334502.pphosted.com

SOA Record

Raw SOA ns-1667.awsdns-16.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1667.awsdns-16.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1667.awsdns-16.co.uk
ns-845.awsdns-41.net
ns-1215.awsdns-23.org
ns-162.awsdns-20.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:177.86.140.167 ip4:181.129.6.202 include:_spf.google.com include:spf_c.oracle.com include:_spf.salesforce.com include:spf.mandrillapp.com ip4:54.236.90.147 ip4:172.190.188.12 include:spf.protection.outlook.com include:mail.zendesk.com include:spf-00334502.pphosted.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine

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

9 records
  • google-site-verification=xEV3p54KPWOyyFaDpIrSKMR9MMfgbIN5xrGMYQ0eeyA
  • openai-domain-verification=dv-w0gmQTkL8WoIo0revhiLYeQv
  • s1/3urPeF4kcO9aG+P0nKnt/YTiOtXLlU/1FdGZexNQmrMFH3Bb3oolU5Maf4RqXOriy+8BSuH+V26El7wCRXw==
  • SPFv=spf1 ip4:177.86.140.167 ip4:181.129.6.202 include:_spf.google.com include:spf_c.oracle.com include:_spf.salesforce.com include:spf.mandrillapp.com ip4:54.236.90.147 ip4:172.190.188.12 include:spf.protection.outlook.com include:mail.zendesk.com include:spf-00334502.pphosted.com ~all
  • vbttlnxzwmwvd3l6pw8vhb671x96kh2s
  • MS=ms72429334
  • Y+sXpucN7atezN3pgqHdHo0txbVVwTdsIsx9DiOZtoficzrasW+NsO/+7Tml4FkKCKVqWoE3AixfMRhScWmCGw==
  • anthropic-domain-verification-zmdn3r=iF74vgRfKVHkZ8tj8EMNcCywU
  • google-site-verification=O3rsgSjXFCXpCC3gzg339VYDjEJpubaNrhL5pxpnicw
Full email verification for dex.co

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