cydsa.com

Valid Email Server
Domain Lookup › cydsa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cydsa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 15:44:21 UTC · ↺ Refresh

MX Hostnames

  • cydsa-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 3.19.34.73 ↩ ec2-3-19-34-73.us-east-2.compute.amazonaws.com

Mail Server IPs

  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns15.worldnic.com namehost.worldnic.com 126031111 10800 3600 604800 3600
Primary NS (mname)
ns15.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031111
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns16.worldnic.com
ns15.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 mx a a:s4dsap.cydsa.com a:webmail.cydsa.com a:correo.cydsa.com a:mail.cydsa.com a:correo2.cydsa.com ip4:187.141.252.49 ip4:187.141.252.52 ip4:200.23.108.120 ip4:200.23.108.118 ip4:200.94.111.98 include:spf.protection.outlook.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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

5 records
  • do0agqc6eo55tj6e93nevpc5rm
  • 455IG7PJRnGcfraXYIVa/fxZw1vkptBdF2LikS2S4P4TMVEUPi6hwz5AL0x/SHSspBc3/67Tr1U9CviGZb33QA==
  • lglo53fqr4bn4978i3t30p922g
  • nsq3phenelmcl9rt57q41dl7n9
  • SPFv=spf1 mx a a:s4dsap.cydsa.com a:webmail.cydsa.com a:correo.cydsa.com a:mail.cydsa.com a:correo2.cydsa.com ip4:187.141.252.49 ip4:187.141.252.52 ip4:200.23.108.120 ip4:200.23.108.118 ip4:200.94.111.98 include:spf.protection.outlook.com -all
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