Pingnik is described as 'Web Monitoring around the world' and is an app in the Network & Admin category. There are more than 100 alternatives to Pingnik for a variety of platforms, including Online / Web-based, SaaS, Windows, Linux and Mac. The best alternative is UptimeRobot, which is free. Other great apps like Pingnik are Better Uptime (Freemium), Pingdom (Paid), PHP Server Monitor (Free, Open Source) and Freshping (Free).
Website/Server monitoring with fast notification via Web, SLACK or E-Mail on issues. What you get: 25 monitors, checked every 5 minutes. Now includes SSL-Certificate validation and port checks. Totally free!.
All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool. Input a domain name or IP Address or Host Name. Links in the results will guide you to other relevant tools and information.
NetCrunch is an all-in-one and agentless network, server, application, log, file and web monitoring suite, capable of monitoring more than 1 million elements at once. It runs on Windows Server and only needs 4GB of RAM and 4 cores.
Monitor servers, network devices and websites via one modern SaaS solution. Instant push alerts, pre-configured for a fast & easy setup, highly affordable pricing, MSP functionality. Monitors cpu, disks, memory, processes and availability.
Pingbreak is an original and free monitoring service. Get notified through Twitter if your website is down. Pingbreak checks all of your websites each minute and alert you instantly by Direct Message (DM).