using https://check-host.net/check-ping ping API to check if a IP is accessible from Iran

irping.sh

irping() {
    ip=$1
    nodes=("ir1" "ir3" "ir5" "ir6")

    for node in "${nodes[@]}"; do
        # Make the API request and store the response
        response=$(curl -s -H "Accept: application/json" "https://check-host.net/check-ping?host=${ip}&node=ir1.node.check-host.net&node=ir3.node.check-host.net&node=ir5.node.check-host.net&node=ir6.node.check-host.net")
        # Check for "limit_exceeded" error in the response
        error_message=$(echo "$response" | jq -r '.error')
        if [ "$error_message" == "limit_exceeded" ]; then
            echo "Rate limit exceeded."
           return 1
        fi

        # Extract the "ok" value from the response
        ok_value=$(echo "$response" | jq -r '."ok"')

        # Correctly form the dynamic jq path
        tmp=".nodes.\"${node}.node.check-host.net\"[2]"

        # Use jq to get the city from the response
        city=$(echo "$response" | jq -r "$tmp")

        # Print the result
        echo "${city}: ok = ${ok_value}"
    done
}