Can't reach the webserver from cp in 2.18. LABS

Can't reach the webserver from cp.

kubectl get pod:
NAME READY STATUS RESTARTS AGE
basicpod 1/1 Running 0 56m

kubectl get svc:
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
basicservice NodePort 10.108.216.177 80:31736/TCP 5s
kubernetes ClusterIP 10.96.0.1 443/TCP 3h8m

curl ifconfig.io:
3.70.175.20

i could't never reach the webserver from cp, from worker it has worked with the curl command

but now with:
curl http://3.70.175.20:31736
curl: (7) Failed to connect to 3.70.175.20 port 31736 after 0 ms: Couldn't connect to server
from cp and worker