diff --git a/time-since-last-block.sh b/time-since-last-block.sh
new file mode 100755
index 00000000..537f2e1e
--- /dev/null
+++ b/time-since-last-block.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+source /root/rpc/.env
+
+blacklist=("lighthouse" "prism" "beacon" "nimbus" "ws" "arbitrum-classic" "hagall" "public")
+
+IFS=':' read -ra parts <<< $COMPOSE_FILE
+
+for part in "${parts[@]}"; do
+    pathlist=$(cat $BASEPATH/$part | grep -oP "(?<=stripprefix\.prefixes).*\"" | cut -d'=' -f2- | sed 's/.$//')
+
+    # echo $pathlist > $TARGETPATH/$DOMAIN
+	
+    for path in $pathlist; do
+	include=true
+	for word in "${blacklist[@]}"; do
+	    if echo "$path" | grep -qE "$word"; then
+		echo "The path $path contains a blacklisted word: $word"
+		include=false
+	    fi
+	done
+		
+	#echo "include: $include; $DOMAIN$path"
+	if $include; then
+	    echo "Querying $DOMAIN$path"
+
+	    RPC_URL="https://$DOMAIN$path"
+
+	    # Query the Ethereum JSON-RPC endpoint for the latest block timestamp
+	    latest_block_timestamp=$(curl -s -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"eth_getBlockByNumber","params":["latest", false],"id":1}' $RPC_URL | jq -r '.result.timestamp')
+
+	    # Convert the latest block timestamp from hexadecimal to decimal
+	    latest_block_timestamp_decimal=$((16#$latest_block_timestamp))
+
+	    # Get the current system time in seconds
+	    current_time=$(date +%s)
+
+	    # Calculate the difference between the latest block timestamp and the current system time
+	    time_difference=$((current_time - latest_block_timestamp_decimal))
+
+	    # Print the time difference in seconds
+	    echo "Time difference between the latest block and current system time: $time_difference seconds"
+	    
+	fi	    
+    done
+done
+