Check if a server is blocked with ssh, results are send through a telegram bot

BlockDetector.sh

#!/bin/bash
TELE_BOT_API="Get your tag from @BotFather"
MY_ID="Your telegram ID. This is a number"
#Save your ip addresses and ports in a file named ip.txt, split by new line
#Save like ip:port of your ssh connection for example if your host is 1.1.1.1 and your ssh port is 223 it must be entered like 1.1.1.1:223
input="ip.txt" #Filename to read ip from
TIME_OUT=30 #Set timeout for ssh connection
while true; do
    IP=()
	while IFS= read -r var
	do
  		IP+=("$var")
	done < "$input"
    for i in "${IP[@]}"
    do
        echo "Checking IP address $i"
        split=(${i//:/ })
        timeout "$TIME_OUT" ssh root@"${split[0]}" -p "${split[1]}"
        EXIT_CODE=$?
        if [ $EXIT_CODE -ne 0 ]; then
			#If code reachs here then it means that your server is not accessible
            ERROR_TXT="https://api.telegram.org/bot$TELE_BOT_API/sendMessage?chat_id=$MY_ID&text="
            ERROR_TXT+='"'
            ERROR_TXT+="Error on connecting to server $i\\nReturn Code: $EXIT_CODE"
            curl "https://api.telegram.org/bot$TELE_BOT_API/sendMessage?chat_id=$MY_ID&text=$ERROR_TXT"
        fi
    done
    #Change delay between changing IPs if you want
    sleep 3600
done