Which ISPs (providers) have postmaster tools?

To our knowledge, the following ISPs have postmaster tools:

  • Gmail
    Gmail Postmaster Tools
    https://gmail.com/postmaster/
  • Outlook (outlook.com, hotmail.com, msn.com and live.com)
    Microsoft Smart Network Data Services (SNDS)
    https://postmaster.live.com/snds/
  • AOL, Verizon, Yahoo!
    Verizon Media Postmaster Tools
    https://postmaster.aol.com/
  • Sfr, Orange, Laposte
    Signal Spam
    https://www.signal-spam.fr/partenaires

Products

BriteVerify

BriteVerify email verification ensures that an email address actually exists in real-time

DemandTools

The #1 global data quality tool used by thousands of Salesforce admins

Everest

Insights and deliverability guidance from the only all-in-one email marketing solution

GridBuddy Cloud

Transform how you interact with your data through the versatility of grids.

Return Path

World-class deliverability applications to optimize email marketing programs

Trust Assessments

A revolutionary new solution for assessing Salesforce data quality

Solutions

Validity for Email

Increase inbox placement and maximize subscriber reach with clean and actionable data

Validity for Data Management

Simplify data management with solutions that improve data quality and increase CRM adoption

Validity for Sales Productivity

Give your sales team back hours per day with tools designed to increase productivity and mitigate pipeline risks in real-time