: Many versions of online clocks evolved to include "fun" features, such as background skins or simple browser games. To a network administrator, a site that starts as a clock but offers a path to distraction is a liability to "on-task" behavior. The Irony of Productivity
Onlineclock.net is but is frequently blocked by overzealous network filters (especially in schools) due to being unclassified or flagged as a "distraction." It poses no security threat. Users affected should request an unblock or switch to an offline/alternative timer. Network administrators should consider whitelisting the domain, as it serves genuine productivity use cases. onlineclock.net banned