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DNSInspect - DNS is a free online service to check your domain’s servers for common DNS and mail errors and produces a report with explanations how to fix them.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
MxToolBox - All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
intoDNS - IntoDNS checks the health and configuration and provides DNS report and mail servers report.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.