cds-usa.com

Valid Email Server
Domain Lookup › cds-usa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cds-usa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 02:55:43 UTC · ↺ Refresh

MX Hostnames

  • cdsusa-com0i.mail.protection.outlook.com

MX Priorities

  • cdsusa-com0i.mail.protection.outlook.com: 0

A / AAAA Records

  • 128.201.4.1 ↩ 128.201.4.1.static.a2webhosting.com

Mail Server IPs

  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.registrar-servers.com hostmaster.registrar-servers.com 1751994563 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1751994563
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s

Nameservers (NS)

dns1.registrar-servers.com
dns2.registrar-servers.com

SPF Record

✓ Strict (-all)
v=spf1 +a ip4:128.201.4.1 ip4:12.98.126.152/29 ip4:63.165.175.34/27 ip4:63.165.175.34 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/48 include:spf.protection.outlook.com include:spf.sendinblue.com ip4:209.239.233.225 ip4:209.239.233.124 ip4:209.239.233.125 ip4:64.0.146.124 ip4:64.0.146.125 ip4:209.220.191.124 ip4:209.220.191.125 include:mail.zendesk.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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

3 records
  • google-site-verification=Sba_H4b9CJD7lGlaUMbvoH9jaHlvdTYiaVXyzNMP5Eg
  • SPFv=spf1 +a ip4:128.201.4.1 ip4:12.98.126.152/29 ip4:63.165.175.34/27 ip4:63.165.175.34 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/48 include:spf.protection.outlook.com include:spf.sendinblue.com ip4:209.239.233.225 ip4:209.239.233.124 ip4:209.239.233.125 ip4:64.0.146.124 ip4:64.0.146.125 ip4:209.220.191.124 ip4:209.220.191.125 include:mail.zendesk.com -all
  • apple-domain-verification=6Du2QbjVh5eimqgw
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 cds-usa.com

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

No credit card required
Get 1,000 Free Credits