05 / Diagnostic Suite / Infrastructure

DNS & Email Security Scanner

Verifies SPF RFC 7208, DKIM 2048-bit RSA, DMARC RFC 7489 policy enforcement, and CAA protection records.

PROPRIETARY DIAGNOSTIC ENGINE
Bear Zero-Spoof™ Email Authenticity Framework
RUN AUTOMATED AUDIT (3s) →
Theoretical Threat Model & Compliance Bounds
Regulatory & Compliance Liability Impact
Google/Yahoo Sender Mandates (2024)BIMI Email StandardNIST SP 800-177
Attack Vector & Structural Vulnerability Analysis

Missing SPF/DKIM/DMARC records allow anyone to send spoofed phishing emails from your @brand.com domain.

Non-Intrusive Diagnostic Verification Protocol

Queries authoritative DNS nameservers for SPF, DKIM selectors, DMARC policy, and CAA records.

Taxonomy Classification
Infrastructure · Enterprise Diagnostic Module
Enterprise Remediation Directive

Publish combined SPF record, generate 2048-bit DKIM keys, and set DMARC policy to p=quarantine.

Standard Best-Practice Reference Blueprint
v=spf1 include:_spf.google.com include:spf.brevo.com ~all
v=DMARC1; p=quarantine; pct=100; rua=mailto:rua@domain.com
48-HOUR PRODUCTION HARDENING SPRINT
Need Bear Systems Principal Engineers to remediate this vulnerability directly in your production repository?
Our senior engineering team audits your codebase, configures strict CSP nonces, hardens DNS authentication, eliminates bundle leaks, and submits a clean Pull Request with 100/100 compliance guaranteed.
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