Monitor MYSQL/MSSQL/ORACLE/FTP/SMTP/HTTPD/ ... from REMOTE and send you WhatsApp/Email/Sound alerts when get consecutive timeout and restored. Let you know when it is down and when it is back. Article on ghacks.net for the Port_Alert software.

• Download. free to test with full functions. Click here for SMS/Email alerts version.
• Monitor TCP ports connection and send you alerts when continuous timeout and restored - Monitor TCP ports connection such as port 21 for FTP, 22(SSH), 23(TELNET), 25(SMTP), 53(DNS), 80(Httpd), 110(POP3), 1433(MSSQL), 3306(MYSQL) or any self defined port #. Monitoring TCP ports connection is monitoring those services on your servers.
• Setup any numbers of consecutive connection timeout to get alert - Alert you only when the TCP ports connect timeout on a continuous time period. You can setup any # of consecutive 1 or 2 or 3,...10...20..100..500.. timeout to send you alert.
• Alert you once only when normal -> consecutive connection timeout -> normal status changed - No keep sending you alerts when it remains TCP ports connection timeout. Let you know when it is abnormal and when it is back to normal exactly.
• Alerts can thru WhatsApp, Email and Sound. Install and login WhatsApp in your PC then you can receive alerts on your mobile phone WhatsApp, also send you WhatsApp message what program Start/Sop/End. Refer here for WhatsApp/Homail/SMTP setup.
• Save to log file and separate the log files by date automatically.
• I am Alive mail notification - Periodical sending latest log via WhatsApp to let you know program is up and no problem to receive WhatsApp alert message.
• $USD30 each Windows license. Click here to buy license. Ali-Pay supported for China payment. Trial version has full function but time limited for alerts sending. Import license key to move trial version to licensed version.
• Below is the alert text sample, log also included in email attachment 

• Alert for 192.168.3.99 1433 Down(01:21:42) Internal MSSQL DB 57 seconds (8 times) connect timeout from 2015-08-21 01:20:45 to 01:21:42
• 192.168.3.99 1433 ALIVE(2015-08-21 02:01:44) Internal MSSQL DB Back to Alive

Set up # of consecutive timeout to trigger Alert. Column "Timeout #" is the  # of consecutive connection timeout which you can define. Column "Count" is the count of consecutive timeout (down). Alert will be sent only when Count = Timeout

Put empty in WhatsApp Phones w/o WhatsApp alert
Empty in "Mail to" or Password w/o email alert