cdwindows.com

Valid Email Server
Domain Lookup › cdwindows.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cdwindows.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 03:43:24 UTC · ↺ Refresh

MX Hostnames

  • mx3.mtaroutes.com
  • mx2.mtaroutes.com
  • mx1.mtaroutes.com
  • mx4.mtaroutes.com

MX Priorities

  • mx1.mtaroutes.com: 10
  • mx2.mtaroutes.com: 20
  • mx3.mtaroutes.com: 30
  • mx4.mtaroutes.com: 40

A / AAAA Records

  • 50.6.202.49 ↩ 50-6-202-49.unifiedlayer.com

Mail Server IPs

  • 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com
  • 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
  • 2001:550:2:61::2fc:100 (no PTR)
  • 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
  • 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com

SOA Record

Raw SOA evan.ns.cloudflare.com dns.cloudflare.com 2396095168 10000 2400 604800 1800
Primary NS (mname)
evan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396095168
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

evan.ns.cloudflare.com
mira.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ptr include:spf.mtaroutes.com include:spf.protection.outlook.com ?all
📊 DNS lookups: 5/10
? Neutral (?all) — no 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

3 records
  • SPFv=spf1 mx a ptr include:spf.mtaroutes.com include:spf.protection.outlook.com ?all
  • MS=ms51558457
  • apple-domain-verification=QNL0Yf020glaLMhB
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 cdwindows.com

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

No credit card required
Get 1,000 Free Credits