200+ Website Monitoring Services that Shut Down

Last update: July 23rd, 2021

15 shutdown services added (13 moved from “The Updated List of 190+ Website Monitoring Services” and 2 discovered)

Currently the list contains 214 items, listed in alphabetical order.

  • Website Monitoring Services that Shut Down supermonitoring.com/blog/website-m…

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If you happen to know of yet another service that is no longer operational – please let us know in comments below.


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