The following notice came in from Turinit:
Planned Turnitin Maintenance: Saturday August 5, 2017
7am – 1pm PST / 3pm – 9pm BST / 12am – 6am (Sunday 6) AEST (click here for your local time zone).Turnitin will be undergoing essential maintenance and will be unavailable.
All Turnitin customers on the following services will be affected including:
Turnitin (including mobile)
The following services will not be affected:
Where applicable, please be aware no submissions or grading will be possible through any of the services listed above during this time. We therefore advise that submission deadlines be set outside of this maintenance window.
Please follow @TurnitinStatus for the latest updates.