Looks like Pi-hole is working, but your devices are not using it.
Did you configure your router or your devices to use Pi-hole?
Please upload a debug log and post just the token URL that is generated after the log is uploaded by running the following command from the Pi-hole host terminal:
Please post the information about how you started your container:
Did you use a compose file (please post the file)?
Did you use a docker run command (post the command)?
Did you use only the Portainer web interface? We need details: which environment variables did you set? Are you using volumes or mounts (describe it)? Did you change any other option?
I have install my pihole as a container in portainer. And you can see all my pihole setting that i have put in portainer while installing in the below image