Posture summary
Email authentication
SPF ✓ DMARC ✗ DKIM ✗ DNSSEC ✗TLS / certificate
TLS TLSv1.3 86d to expiryInternet exposure
2 open ports 0 KEVBreach metadata
0 public breachesDomain & hosting
1 public hostnames registered 2016 AS12025 · IMDC-AS12025 - Iron Mountain Data Center no blocklist hitsPublic attack surface (1 hostnames in Certificate Transparency)
Hostnames this organization published in public TLS certificates. Passive OSINT — nothing was scanned.
The hostname inventory — which forgotten hosts exist and where — is part of the complete audit for this domain.
Lookalike domains (2 registered of 123 checked)
Registered permutations of this domain. Existence is a fact, not an accusation — ownership and intent are not assessed. Those able to receive mail are the ones usable for invoice fraud and phishing.
| Domain | Type | Mail-capable |
|---|---|---|
| acostaandsons.net | tld | yes |
| costaandsons.com | omission | yes |
Recommendations
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highEnforce DMARC
No enforcing DMARC policy was observed. Publish a DMARC record and move to p=quarantine then p=reject to reduce spoofing.
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mediumEnable DKIM
No DKIM record was found on common selectors. Enable DKIM signing.
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mediumEnable DNSSEC
DNSSEC signing was not detected for this domain.
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highMonitor lookalike domains
2 registered lookalike domain(s) can receive mail, which is what makes them usable for invoice fraud and credential phishing. Monitor them and consider defensive registrations.
Refresh this report
Re-run a live analysis or generate a full downloadable audit.
Open live reportAll information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.