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Public intelligence.

Aggregate, anonymised signal from the network. Never any individual organisation's own reports.

Public Email Threat Index

Whether reported suspicious email activity is rising or falling, network-wide.

Property Email Threat Index

Threat activity specifically affecting the property and estate agency sector.

Legal Email Threat Index

Threat activity specifically affecting solicitors and legal practices.

Accountancy Email Threat Index

Threat activity specifically affecting accountancy and finance practices.

Sender Registry

Forward it. Search it. Verify it.
A business email intelligence network

Product

  • What we investigate
  • Pricing
  • Business Watch
  • Developers & API

Intelligence

  • Public Threat Index
  • Property Threat Index
  • Legal Threat Index
  • Accountancy Threat Index

Trust

  • Methodology & trust
  • Dispute an assessment
  • Privacy & retention
  • Guidance
© 2026 Sender Registry. Business email intelligence network.

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