
Description: A DNS propagation checker is a tool that allows you to see how quickly changes you make to your domain's DNS records spread across DNS servers around the world. It helps ensure your DNS changes have fully propagated before making a site live.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Nslookup is a network administration command-line tool for querying DNS servers to obtain domain name or IP address mapping or for troubleshooting DNS issues. It allows administrators to test and diagnose DNS problems and verify DNS configurations and records.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API