The Commission on Public Information and Communications website that was located at https://www1.nyc.gov/site/copic/index.page.
It vanished suddenly around October 20th, 2021.
After it was taken down, the following error was displayed.
A few hours later a standard error message appeared.
Using Google’s caching service we were able to take screenshots of the COPIC website that had existed prior to October 21st, 2021. Those images are below.