diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
index d428b3418..1bcd0b7ca 100644
--- a/.github/workflows/actions.yml
+++ b/.github/workflows/actions.yml
@@ -61,6 +61,11 @@ jobs:
       fail-fast: false
       matrix: ${{fromJson(needs.tests.outputs.matrix)}}
     steps:
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_PASSWORD }}
     - name: Cleanup Tmp DIR
       run: |
         sudo rm -rf /tmp/*
@@ -153,21 +158,13 @@ jobs:
     - name: Run Crystal Spec
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        DOCKERHUB_USERNAMES: ${{ secrets.DOCKERHUB_USERNAMES }}
-        DOCKERHUB_PASSWORDS: ${{ secrets.DOCKERHUB_PASSWORDS }}
+        DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+        DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
         DOCKERHUB_EMAIL: ${{ secrets.DOCKERHUB_EMAIL }}
         IMAGE_REPO: ${{ secrets.IMAGE_REPO }}
       run: |
-        USERNAME_ARRAY=($DOCKERHUB_USERNAMES)
-        PASSWORD_ARRAY=($DOCKERHUB_PASSWORDS)
         EMAIL_ARRAY=($DOCKERHUB_EMAIL)
         IMAGE_ARRAY=($IMAGE_REPO)
-        
-        RANDOMIZER=$(( 0 + $RANDOM % 3 ))
-
-        export DOCKERHUB_USERNAME=${USERNAME_ARRAY[$RANDOMIZER]}
-        export DOCKERHUB_PASSWORD=${PASSWORD_ARRAY[$RANDOMIZER]}
-        
         export PROTECTED_DOCKERHUB_USERNAME=$DOCKERHUB_USERNAME
         export PROTECTED_DOCKERHUB_PASSWORD=$DOCKERHUB_PASSWORD
         export PROTECTED_DOCKERHUB_EMAIL=${EMAIL_ARRAY[$RANDOMIZER]}
@@ -186,10 +183,13 @@ jobs:
         #done
         crystal build src/cnf-testsuite.cr 
         ./cnf-testsuite setup 
-
         LOG_LEVEL=info crystal spec --warnings none --tag ${{ matrix.spec }} -v
-
-
+        echo get ratelimit anonymously
+        TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
+        echo get ratelimit with a user account $DOCKERHUB_USERNAME
+        TOKEN=$(curl --user "$DOCKERHUB_USERNAME:$DOCKERHUB_PASSWORD" "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
     - name: Delete Cluster
       if: ${{ always() }}
       run: |
@@ -200,6 +200,7 @@ jobs:
         kubectl get all -A || true
         kind delete cluster --name $CLUSTER --verbosity 1
       continue-on-error: true
+
     - name: upload artifact
       if: ${{ always() }}
       uses: actions/upload-artifact@v4
@@ -282,6 +283,9 @@ jobs:
             sleep 1
         done
         LOG_LEVEL=info crystal spec --warnings none --tag ${{ matrix.tag }} -v
+        echo get ratelimit anonymously
+        TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
     - name: Delete Cluster
       if: ${{ always() }}
       run: |
@@ -396,6 +400,9 @@ jobs:
         wget -O cnf-testsuite.yml https://raw.githubusercontent.com/cnti-testcatalog/testsuite/${GITHUB_SHA}/example-cnfs/coredns/cnf-testsuite.yml
         ./cnf-testsuite cnf_install cnf-config=./cnf-testsuite.yml
         LOG_LEVEL=info ./cnf-testsuite all ~compatibility ~resilience ~reasonable_startup_time ~reasonable_image_size ~platform ~increase_capacity ~decrease_capacity ~install_script_helm ~helm_chart_valid ~helm_chart_published verbose
+        echo get ratelimit anonymously
+        TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
     - name: Delete Cluster
       if: ${{ always() }}
       run: |
@@ -476,6 +483,9 @@ jobs:
         wget -O cnf-testsuite.yml https://raw.githubusercontent.com/cnti-testcatalog/testsuite/${GITHUB_SHA}/example-cnfs/coredns/cnf-testsuite.yml
         ./cnf-testsuite cnf_install cnf-config=./cnf-testsuite.yml
         LOG_LEVEL=info ./cnf-testsuite all ~resilience ~compatibility ~pod_network_latency ~platform ~increase_capacity ~decrease_capacity ~liveness ~readiness ~rolling_update ~rolling_downgrade ~rolling_version_change ~nodeport_not_used ~hostport_not_used ~hardcoded_ip_addresses_in_k8s_runtime_configuration ~install_script_helm ~helm_chart_valid ~helm_chart_published ~rollback ~secrets_used ~immutable_configmap verbose
+        echo get ratelimit anonymously
+        TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
     - name: Delete Cluster
       if: ${{ always() }}
       run: |
@@ -556,6 +566,9 @@ jobs:
         wget -O cnf-testsuite.yml https://raw.githubusercontent.com/cnti-testcatalog/testsuite/${GITHUB_SHA}/example-cnfs/coredns/cnf-testsuite.yml
         ./cnf-testsuite cnf_install cnf-config=./cnf-testsuite.yml
         LOG_LEVEL=info ./cnf-testsuite all ~resilience ~platform ~liveness ~readiness ~rolling_update ~rolling_downgrade ~rolling_version_change ~nodeport_not_used ~hostport_not_used ~hardcoded_ip_addresses_in_k8s_runtime_configuration ~rollback ~secrets_used ~immutable_configmap ~reasonable_startup_time ~reasonable_image_size verbose
+        echo get ratelimit anonymously
+        TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:ratelimitpreview/test:pull" | jq -r .token)
+        curl --head -H "Authorization: Bearer $TOKEN" https://registry-1.docker.io/v2/ratelimitpreview/test/manifests/latest
     - name: Delete Cluster
       if: ${{ always() }}
       run: |