copresa.mx

Valid Email Server
Domain Lookup › copresa.mx

Domain Overview

DNS: ✓ 19d ago Checker: ✓ 19d ago
copresa.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-22 02:13:03 UTC · ↺ Refresh

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MX Hostnames

  • copresa.mx

MX Priorities

  • copresa.mx: 0

A / AAAA Records

  • 51.81.183.254 ↩ server12.mexiserver.com

Mail Server IPs

  • 51.81.183.254 ↩ server12.mexiserver.com

SOA Record

Raw SOA ns121.mexiserver.com soporte.mexiserver.com 2026041101 3600 1800 1209600 86400
Primary NS (mname)
ns121.mexiserver.com
Admin Email (rname)
soporte@mexiserver.com
Serial
2026041101
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns122.mexiserver.com
ns121.mexiserver.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:147.135.44.155 ip4:51.81.183.254 +a +mx include:gmail.com +ip4:147.135.39.236 +include:mexiserver.com +include:servidor7.mexiserver.com +ip4:51.81.178.121 +ip4:192.99.14.225 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 ip4:147.135.44.155 ip4:51.81.183.254 +a +mx include:gmail.com +ip4:147.135.39.236 +include:mexiserver.com +include:servidor7.mexiserver.com +ip4:51.81.178.121 +ip4:192.99.14.225 ~all
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