WhatsApp, Instagram and Facebook have all gone down in a major outage. — The three apps – which are all owned by Facebook, and run on shared infrastructure – all completely stopped working shortly before 5pm. Other products that are part of the same family of apps, such as Facebook Workplace, also stopped working.
SOURCE: https://patriotrising.com/facebook-instagram-and-whatsapp-all-go-down-in-major-outage/