Daraz Data returns http code 404 when accessed

Quadratic Solver  returns http code 404 when accessed

UK government API catalogue returns http code 404 when accessed

City, Kyiv returns http code 522 when accessed

Live precious metal prices returns http code 500 when accessed

UnixTime Converter returns http code 522 when accessed

This reverts commit 18f105a8.

This reverts commit 96e9033d.

This reverts commit 8e5806cc.

This reverts commit 1f264575.

resolve #3062