isbmex.com

Valid Email Server
Domain Lookup › isbmex.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
isbmex.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 14:17:42 UTC · ↺ Refresh

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MX Hostnames

  • mail3.isbmex.com
  • cmtp.isbmex.com
  • mail2.isbmex.com
  • euq.isbmex.com
  • correox.isbmex.com
  • barracuda.isbmex.com

MX Priorities

  • cmtp.isbmex.com: 5
  • mail2.isbmex.com: 11
  • mail3.isbmex.com: 12
  • barracuda.isbmex.com: 6
  • correox.isbmex.com: 10
  • euq.isbmex.com: 10

A / AAAA Records

  • 187.188.88.6 ↩ cmtp.isbmex.com

Mail Server IPs

  • 187.188.88.6 ↩ cmtp.isbmex.com
  • 187.188.88.3 ↩ fixed-187-188-88-3.totalplay.net
  • 189.240.233.142 ↩ customer-189-240-233-142.uninet-ide.com.mx
  • 187.188.88.4 ↩ fixed-187-188-88-4.totalplay.net

SOA Record

Raw SOA ns71.worldnic.com namehost.worldnic.com 123032709 10800 3600 604800 3600
Primary NS (mname)
ns71.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
123032709
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns71.worldnic.com
ns72.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ip4:187.188.88.6 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

1 record
  • SPFv=spf1 mx a ip4:187.188.88.6 ~all
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