diff --git a/dynamic-dns-in-ufw.sh b/dynamic-dns-in-ufw.sh
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+++ b/dynamic-dns-in-ufw.sh
@@ -0,0 +1,134 @@
+#!/bin/sh
+
+## Declaring an array with URI's of dynamic IP services
+## New line each in double quotes
+service=(
+	"example.dynamic.dns.domain.tld"
+)
+
+## The port to be made available
+port=22
+
+## The service name which is used in the comments and helps with filtering the rules
+## Example: SSH from Dynamic IP
+name="SSH"
+
+## If `true` AAAA records will also be fetched from the DNS
+## Enabled on by default, if you do not want to check for IPv6 simply set to `false`
+ipv6=true
+
+## Declaring an array that will store logs messages
+log=()
+
+## When true an error was raised that needs to be reported
+error=false
+
+## Gets all the DNS records A and AAAA, then returns them as an array
+function get_dns {
+	log+=("- Fetching DNS...")
+
+	## Fetches the A records
+	a4=($(dig +short +noall +answer +multiline $1 A))
+
+	## Will also fetch the AAAA record when IPv6 is enabled
+	a6=()
+	if [ "$ipv6" = true ]; then
+		a6=($(dig +short +noall +answer +multiline $1 AAAA))
+	fi
+
+	dns=("${a4[@]}" "${a6[@]}")
+
+	if [ ! ${#dns[@]} -eq 0 ]; then
+		log+=("-- Successfully fetched DNS records!")
+	else
+		log+=("-- No DNS records fetched!")
+		error=true
+	fi
+}
+
+## Filters the firewall rules and extracts the index and address
+function get_existing {
+	log+=("- Fetching Firewall rules...")
+	existing=()
+
+	while read index ip; do 
+		existing[index]=$ip;
+	done < <(
+		ufw status numbered | 
+		grep -e ''"$port"'' |
+		grep -i ''"$name"' from Dynamic IP ('"$1"')' | 
+		awk '{gsub(/[][]/,""); print $1, $5}'
+	)
+
+	if [ ! ${#existing[@]} -eq 0 ]; then
+                log+=("-- Successfully fetched existing rules!")
+        else
+                log+=("-- No rules fetched!")
+        fi
+}
+
+## Check each service individually
+for s in "${service[@]}"
+do
+	log+=("Processing $s...")
+	
+	get_dns	$s
+	get_existing $s
+
+	## Checking if any records exists for addresses in DNS record
+	for a in "${dns[@]}"; do
+
+		log+=("> Checking $a...")
+		
+		## Create a new rule if nothing was found for the address
+		if [[ ! "${existing[*]}" =~ "$a" ]]; then
+			
+			log+=("-> No rules found! Adding...")
+			create=$(ufw allow from $a to any port $port comment ''"$name"' from Dynamic IP ('"$s"')')
+
+			## Make sure it was successfully created, if not log any errors
+                	if [[ $create == *"Rule added"* || $c == *"Skipping adding existing rule"* ]]; then
+				log+=("--> Successfully added!")
+                	else
+                        	log+=("--> Failed! Error: $create")
+				error=true
+                	fi
+		else
+			log+=("OK")
+		fi
+        done
+
+	## Checking if addresses of any existing rules are in the DNS record
+	for i in "${!existing[@]}"; do
+
+		log+=("> Checking record [$i] -> ${existing[i]}...")
+		
+		## Delete the record if it's address is no longer in the DNS record
+		if [[ ! "${dns[*]}" =~ "${existing[i]}" ]]; then
+		
+			log+=("-> Not found in DNS record! Deleting...")
+			delete=$(ufw --force delete $i)
+			
+			## Make sure it was successfully deleted, if not log any errors
+			if [[ $delete == *"Rule deleted"* ]]; then 
+				log+=("--> Successfully deleted!")
+			else 
+				log+=("--> Failed! Error: $delete")
+				error=true
+			fi
+		else
+                        log+=("OK")
+		fi
+	done
+done
+
+## Check if any error have occurred
+## Prints the log if there is an error and exits with an error coded
+if [ "$error" = true ]; then
+	for l in "${log[@]}"; do
+		echo $l	
+	done
+	exit 1
+else
+	exit 0
+fi
\ No newline at end of file