PingZen - Free Website Uptime Monitoring & Instant Alerts

# PingZen > Free website uptime monitoring with instant alerts ## What is PingZen? PingZen is a **100% free** website monitoring service that checks if your websites, APIs, and servers are up and running. When something goes down, you get instant alerts via 6 notification channels: Telegram, Slack, Discord, MS Teams, Mattermost, and Webhooks. ## Pricing **Completely FREE** - No credit card required, no hidden fees. - Unlimited monitors - 30-second check intervals - All protocols included - All alert channels included - Public status pages - Full API access ## Key Features - **Multi-protocol monitoring (23 protocols)**: HTTP, HTTPS, WebSocket (WS/WSS), TCP, UDP, ICMP Ping, gRPC, DNS, WHOIS, SSL certificates, Email (SMTP/IMAP/POP3), FTP/FTPS, DNSBL, SafeBrowsing, PageSpeed, API checks, transaction monitoring - **6 alert channels**: Telegram, Slack, Discord, Microsoft Teams, Mattermost, Webhooks - **Public status pages**: Share uptime status with your users via custom branded pages - **Fast check intervals**: From 30 seconds to 60 minutes - **Workspaces**: Organize monitors into workspaces for teams - **Incident management**: Track and manage incidents with timeline - **Russian monitoring**: All checks from Yandex Cloud datacenter in Moscow, Russia - **API access**: Full REST API for automation - **Real-time updates**: WebSocket connections for instant status updates - **Multi-language**: English and Russian interface ## Supported Protocols (23) | Category | Protocols | |----------|-----------| | Web | HTTP, HTTPS, WebSocket (WS/WSS) | | Network | TCP, UDP, ICMP Ping, gRPC | | DNS & Domain | DNS, WHOIS, SSL Certificate | | Email | SMTP, IMAP, POP3 | | File Transfer | FTP, FTPS | | Security | DNSBL, SafeBrowsing | | Proxy | SOCKS5, MTProxy | | Advanced | PageSpeed, API Check, Transaction | ## Alert Channels (6) | Channel | Description | |---------|-------------| | Telegram | Instant messages to your Telegram | | Slack | Slack workspace integration | | Discor

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