Suppression Checker

Upload Excel files and quickly search email patterns using domains

Suppression Checker is a productivity tool designed to help professionals quickly identify, verify, and analyze email patterns using Excel data, domain searches, and LinkedIn profiles. The extension allows users to upload Excel files containing contact data and instantly search for email patterns based on names and domains. A built-in 24-hour caching system ensures faster lookups for previously loaded datasets. This tool is particularly useful for sales teams, researchers, recruiters, and data analysts who frequently work with contact databases and need to validate email information efficiently. Key Features Excel Data Upload Users can upload an Excel file containing email records. The extension processes the file locally and allows users to select the relevant column they want to use for results. Name or Email Search Users can search using either a prospect name or an email address. Combined with a company domain, the extension generates and searches for matching email patterns. Domain-Based Search By entering a company domain, the extension can generate possible email combinations associated with that domain and match them against the uploaded dataset. LinkedIn Profile Integration When browsing a LinkedIn profile, users can click the LinkedIn button inside the extension. The extension will automatically detect the profile name and perform a domain-based email pattern search. Multiple Email Generation Users can generate multiple possible email combinations for a given domain and verify them against the uploaded Excel dataset. Suppression Check Users can paste multiple emails at once and check whether they exist within the uploaded suppression list. Data Reset A quick reset button allows users to clear the input fields and start a new search. Smart 24-Hour Cache Uploaded Excel files are cached locally for 24 hours, allowing faster searches without needing to re-upload the dataset.