| Name of Subsidiary | Jurisdiction of Organization | |||||||
| Fastly Australia Pty Ltd | Australia | |||||||
| Fastly Cloud Iberica S.L. | Spain | |||||||
| Fastly GmbH | Germany | |||||||
| Fastly India Private Limited | India | |||||||
| Fastly International (Holdings) Limited | United Kingdom | |||||||
| Fastly International Technology Limited | United Kingdom | |||||||
| Fastly Kabushiki Kaisha | Japan | |||||||
| Fastly Limited | United Kingdom | |||||||
| Signal Sciences, LLC | Delaware, United States | |||||||