coi.bz

Valid Email Server
Domain Lookup › coi.bz

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
coi.bz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 12:55:28 UTC · ↺ Refresh

MX Hostnames

  • mx1-us1.ppe-hosted.com
  • mx2-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 1
  • mx2-us1.ppe-hosted.com: 0

A / AAAA Records

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

Mail Server IPs

  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com

SOA Record

Raw SOA ns75.domaincontrol.com dns.jomax.net 2025120303 28800 7200 604800 600
Primary NS (mname)
ns75.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025120303
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns75.domaincontrol.com
ns76.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com ip4:50.72.236.158 ip4:167.89.73.249 ip4:66.185.30.98 ip4:192.159.66.10 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

6 records
  • Cy80VTHRf2x9gSLFn1kc6VdLiTDPa1O3fXgWb9jZPy11ye3J/NnYKT1qeQ4DNCby8oN9eNLynB9/S8T+lXa3iw==
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com ip4:50.72.236.158 ip4:167.89.73.249 ip4:66.185.30.98 ip4:192.159.66.10 include:spf.protection.outlook.com -all
  • apple-domain-verification=5MEu8H0P1PuvOBm1
  • JlYxv0HC1d4AYiQC2LyQ8wkR2PxgDX
  • ppe-b96f04536bfe32fe9872
  • MS=ms89232590
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for coi.bz

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits