Free tools · No signup required·Run sequences in OmniReach →
Free email and LinkedIn outreach tools.
Check email authentication, create DNS records, preflight email copy, and plan safer LinkedIn outreach. No signup or LinkedIn login required.
Check and create SPF, DMARC, and DKIM records
Free generators and checkers for the DNS records receivers expect before outbound mail reaches the inbox.
SPF checker
Check a live SPF record and DNS lookup count.
DMARC generator
Generate a DMARC TXT record for gradual rollout.
DKIM generator
Create a DKIM key pair in your browser.
Email header analyzer
Parse Authentication-Results and Received hops locally.
Spam score analyzer
Preflight subject and body for content-risk signals.
Outbound Message Lab
Three AI tools built on OmniReach's review-first philosophy: Cold Email Checker, Cold Email Generator, and LinkedIn Message Generator. Preflight and engineer your outreach before sending.
Email Deliverability & DNS
Validate authentication records, simulate mailbox capacity, and preflight email content against spam filters before launch.
Live DNS check
SPF Checker
Resolve your domain’s published SPF record, walk includes, and surface configuration warnings before launch.
Check SPF recordBrowser-local
SPF Record Generator
Assemble a v=spf1 record from IPs, includes, and a final policy — locally, with lookup-count warnings.
Generate SPF recordBrowser-local
DMARC Record Generator
Choose policy, percentage, report addresses, and alignment — then copy a ready _dmarc TXT value.
Generate DMARC recordBrowser-local
DKIM Record Generator
Generate an RSA key pair with Web Crypto, export the private PEM, and copy the public DNS TXT record.
Generate DKIM keyBrowser-local
Mailbox Calculator
Plan mailbox and domain counts from daily or monthly send volume — or from a meetings goal. Planning estimate only.
Calculate mailboxesBrowser-local
Spam Score Analyzer
OmniReach's spam score analyzer — a transparent content preflight, not an official Gmail or Outlook spam score.
Check spam triggersBrowser-local
Email Header Analyzer
Paste raw headers to see SPF, DKIM, DMARC, and routing as reported by the receiving server.
Analyze headersLinkedIn Safety & Limits
Check character limits across LinkedIn surfaces, calculate cautious connection pacing, and audit pending invitation accumulation.
Browser-local
LinkedIn Character Limit Checker
Check connection note, InMail, post, comment, headline, and About copy against limits with source notes.
Check character limitsBrowser-local
LinkedIn Sender Health Checker
Review invitation volume, pending requests, rates, account age, and restriction signals without connecting LinkedIn.
Check sender healthBrowser-local
LinkedIn Connection Pacing Calculator
Estimate a cautious weekly and daily connection-request range from recent activity and sender context.
Calculate connection paceBrowser-local
LinkedIn Pending Invitation Risk Monitor
Analyze manual totals or a local CSV to find aging pending invitations and practical cleanup steps.
Monitor invitation riskAI Outreach Engineering
Grade outbound drafts against 7 core criteria, generate evidence-backed multi-touch emails, and engineer respectful LinkedIn notes. Explore the complete Outbound Message Lab suite.
Server-side AI
AI Cold Email Checker
Analyze your email draft across 7 categories including relevance, brevity, spam risk, and CTA friction. Get concrete rewrites with no signup.
Grade email copyServer-side AI
AI Cold Email Generator
Generate 3 evidence-backed email variations, 2 value-adding follow-ups, and a LinkedIn adaptation from structured ICP inputs.
Generate cold emailsServer-side AI
AI LinkedIn Message Generator
Generate concise, human LinkedIn outreach adhering to character limits (under 300 characters for connection notes) without gimmicky spam.
Generate LinkedIn notesNext step
Plan carefully. Review outreach before it runs.
OmniReach drafts personalized LinkedIn and email sequences. You review the first touch, with caps and stop-on-reply controls, before you launch.
Free forever tier · No credit card required · Setup in 2 minutes