Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
For ISIS the router with the highest ISIS system ID (Router ID in show cmd) will be the active one.
RP/0/0/CPU0:R5#sh isis segment-routing prefix-sid-map active-policy det
Fri Jun 9 09:44:38.761 UTC
IS-IS CORE active policy
Prefix
1.1.1.1/32
...