casmu.com

Valid Email Server
Domain Lookup › casmu.com

Domain Overview

DNS: ✓ 2d ago Checker: ✓ 2d ago
casmu.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-01 06:18:11 UTC · ↺ Refresh

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MX Hostnames

  • cmr.casmu.com
  • correo.casmu.com

MX Priorities

  • cmr.casmu.com: 100
  • correo.casmu.com: 10

A / AAAA Records

  • 200.40.229.229 (no PTR)

Mail Server IPs

  • 200.40.229.236 (no PTR)
  • 200.40.229.226 (no PTR)

SOA Record

Raw SOA dns1.casmu.com root.casmu.com 2026060101 3600 600 3600000 300
Primary NS (mname)
dns1.casmu.com
Admin Email (rname)
root@casmu.com
Serial
2026060101
Refresh
3600s
Retry
600s
Expire
3600000s
Minimum TTL
300s

Nameservers (NS)

dns2.casmu.com
dns1.casmu.com.uy
dns2.casmu.com.uy
dns1.casmu.com

SPF Record

✓ Strict (-all)
v=spf1 mx include:servers.mcsv.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

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

7 records
  • kjvaunt3ta3ilok7uchfqfo3hv
  • 9vva1elod27qaejh9jfippfmlc
  • MS=F21F246CA07AC200FD8F872176AF4672F7358077
  • SPFv=spf1 mx include:servers.mcsv.net -all
  • bp43ecccau13l5p1oki0up64ub
  • N6AQA4RG6G88C73P8ITSCVHJ1R
  • nfs31b958o3n4nnlbg3pfaeo3a
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