Rally seems to be down.
Service interruption.
The Rally Status page can be found here: https://status.broadcom.com/services/rally
RCA's can be found here: https://community.broadcom.com/enterprisesoftware/communities/community-home/digestviewer?communitykey=f303f769-8d4c-44d9-924c-3845bba6444e&tab=digestviewer
Please open a Rally support case if you are seeing this type of issue:
How do I open a case with Rally Support - contact Rally Support
Keywords: Outage, 404, not found, unable to login