Autonomous DNS Repair & Strict Google/Yahoo Compliance

Stop email spoofing with Autonomous DNS Repair.

We automatically scan your domain, flatten complex SPF limits, parse RUA XML reports, and deploy secure DNS fixes so your legitimate emails never get lost in spam filters.

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DMARC Parser & RUA Ingest

Instantly ingest XML threat reports, track rogue senders, and decode authentication failures into human-readable insights.

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SPF Flattener & DKIM Helper

Bypass the 10-DNS lookup limit permanently with automated flattening and precision DKIM record validation.

Broken DNS Repairer

Autonomously identify misconfigured records, generate exact-match fixes, and stage safe multi-admin updates.

How Teams Interact with Sledgeheader

A seamless 3-step lifecycle designed for engineers, IT admins, and domain security owners.

01

Diagnose & Repair

Enter your domain or email headers to instantly scan SPF, DKIM, and DMARC configurations. Receive automated exact-match fixes.

02

Stage & Dual-Approve

Enterprise safety feature: Changes are staged securely and require multi-admin dual approvals before any record goes live.

03

Publish & Audit

Deploy approved changes instantly while every action is permanently logged to audit trails for enterprise compliance.

Simple, Transparent Pricing

Access core tools instantly with tiered options for growing requirements.

Pro

Starter

For independent engineers and small domains.

$29 /mo
  • ✓ Full Console & Header Analyzer Access
  • ✓ Standard SPF Flattening
  • ✓ Basic DMARC Parser
  • ✕ Automated RUA Ingestion
  • ✕ Autonomous Dual-Approval Staging
Recommended

Enterprise

Full Scale

Full-scale autonomous DNS staging & threat defense.

$99 /mo
  • ✓ Autonomous Dual-Approval Staging
  • ✓ Automated RUA Ingestion
  • ✓ Secure Database Tenant & Audit Logs
  • ✓ Unlimited SPF Flattening
  • ✓ BIMI & MTA-STS Generators

Sledgeheader Interactive Console

Full-width diagnostic suite. Run analysis on domains, headers, and policies in real time.

Connecting to API...

🛠️ Raw Email Header Analyzer

Analysis Status Report READY
Select a tool above and execute analysis...
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Enterprise Staging & Autonomous Mutation Locked

Multi-admin dual approval workflows, staging pipelines, and direct DNS API automated record publishing are reserved for Enterprise subscribers.

Unlock Enterprise Staging ($99/mo)
Stage DMARC Reject Record (Requires Dual Approval)