Infrastructure, tools, and the platform they run on. One connected stack.
Own your MTA and IPs, run the Hamcut Ecosystem tools standalone, or run Mailheight, the platform that bundles both together. Every campaign LeadSourcing manages runs on the same stack. Nothing here is a black box; each stage is its own piece, doing one job well.
Seven checkpoints, in the order the work actually happens.
Cold outreach usually fails at whichever step got skipped. Each tool below sits at one checkpoint in the pipeline and hands its output straight to the next.
FindValidEmail
Finds a verified email from just a first name and a company domain, with a confidence score on every result.
02 · EnrichEnricher
Confirms whether a contact still holds the title and company on file, and returns the update if not.
03 · ValidateInboxSense
Screens every list against 83 million known spam trap addresses before a single email goes out.
04 · AuditDNSPulse
Pulls the full abuse history behind a sending address, not just today's blocklist status.
05 · WriteWriter
Turns long, messy content into short copy built to get read, for email, LinkedIn, or anywhere else.
06 · ScoreHamcut
Reads the tone of a message, scores it HAM or SPAM, and rewrites anything that would get filtered.
Not sure which stage is breaking your outreach?
Send us a sample campaign. We'll trace it through the pipeline and show you exactly where it's losing.
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