sercorit.mx

Valid Email Server
Domain Lookup › sercorit.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sercorit.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 22:18:50 UTC · ↺ Refresh

MX Hostnames

  • mail.sercorit.mx

MX Priorities

  • mail.sercorit.mx: 0

A / AAAA Records

  • 217.196.54.30 (no PTR)

Mail Server IPs

  • 88.99.193.220 ↩ whm3.sustam.com

SOA Record

Raw SOA ns1.sustam.com servidores.sustam.com 2026031603 3600 7200 1209600 86400
Primary NS (mname)
ns1.sustam.com
Admin Email (rname)
servidores@sustam.com
Serial
2026031603
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.sustam.com
ns1.sustam.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:88.99.193.220 +a +mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

3 records
  • SPFv=spf1 ip4:88.99.193.220 +a +mx ~all
  • 2453f61c89f72c0d10de89ab822c2a
  • MS=6D03113BF9136A26871E5999141DE12F8E9AB2F1
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