diff --git a/Ladutko_Sergey/3/1addDNS.sh b/Ladutko_Sergey/3/1addDNS.sh
new file mode 100755
index 0000000..ecd1590
--- /dev/null
+++ b/Ladutko_Sergey/3/1addDNS.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+###find arya.ns.cloudflare.com###
+if cat ./test.txt | grep arya.ns.cloudflare.com > /dev/null
+then 
+echo "The record arya.ns.cloudflare.com already exists"
+else
+echo "arya.ns.cloudflare.com" >> ./test.txt
+echo "The record arya.ns.cloudflare.com add"
+fi
+
+###find nchance.ns.cloudflare.com###
+if cat ./test.txt | grep nchance.ns.cloudflare.com > /dev/null
+then 
+echo "The record nchance.ns.cloudflare.com already exists"
+else
+echo "nchance.ns.cloudflare.com" >> ./test.txt
+echo "The record nchance.ns.cloudflare.com add"
+fi
diff --git a/Ladutko_Sergey/3/2checkclaudflore.sh b/Ladutko_Sergey/3/2checkclaudflore.sh
new file mode 100755
index 0000000..a9e5323
--- /dev/null
+++ b/Ladutko_Sergey/3/2checkclaudflore.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+MY_TOCKEN=
+IP=
+if curl -X POST "https://api.cloudflare.com/client/v4/zones/ea1dc8f4bcbaa356fd80978d23989450/dns_records" \
+      -H "Authorization: Bearer $MY_TOCKEN" \
+      -H "Content-Type: application/json" \
+      --data '{"type":"A","name":"homework.sergeyladutko.xyz","content":"'"$IP"'","ttl":120,"priority":10,"proxied":true}' | grep -w "The record already exists" >> /dev/null
+then 
+echo "The record already exists"     
+else
+echo "create dns records in  cloudflare.com"
+fi
+############CHECKIP###################
+if curl -X GET "https://api.cloudflare.com/client/v4/zones/ea1dc8f4bcbaa356fd80978d23989450/dns_records?type=A&name=homework.sergeyladutko.xyz&content=136.243.91.3&page=1&per_page=20&order=type&direction=desc&match=all" \
+      -H "Authorization: Bearer OgeV_r5CwiDT2IYzkZNsZLXmBJz8F3diW4zaKLcr" \
+      -H "Content-Type: application/json" | grep -w $IP >> /dev/null
+then 
+echo "The record is valid and ready to go"     
+else
+curl -X PUT "https://api.cloudflare.com/client/v4/zones/ea1dc8f4bcbaa356fd80978d23989450/dns_records/13084c7f88d2e43c8fc5c4fd4c12e183" \
+      -H "Authorization: Bearer OgeV_r5CwiDT2IYzkZNsZLXmBJz8F3diW4zaKLcr" \
+      -H "Authorization: Bearer $MY_TOCKEN" \
+      --data '{"type":"A","name":"homework.sergeyladutko.xyz","content":"'"$IP"'","ttl":120,"priority":10,"proxied":true}'
+echo "The record is update"
+fi
diff --git a/Ladutko_Sergey/3/3claudflorefunction.sh b/Ladutko_Sergey/3/3claudflorefunction.sh
new file mode 100755
index 0000000..9622189
--- /dev/null
+++ b/Ladutko_Sergey/3/3claudflorefunction.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -o errexit
+set -o nounset
+DNS_NAME=$1
+IP=$2
+create_dns_record()  {
+    curl -X POST "https://api.cloudflare.com/client/v4/zones/ea1dc8f4bcbaa356fd80978d23989450/dns_records" \
+        -H "Authorization: Bearer OgeV_r5CwiDT2IYzkZNsZLXmBJz8F3diW4zaKLcr" \
+        -H "Content-Type: application/json" \
+        --data '{"type":"A","name":"'"$DNS_NAME"'","content":"'"$IP"'","ttl":120,"priority":10,"proxied":true}'
+            
+}
+
+create_dns_record
diff --git a/Ladutko_Sergey/3/4dns.services b/Ladutko_Sergey/3/4dns.services
new file mode 100644
index 0000000..654717e
--- /dev/null
+++ b/Ladutko_Sergey/3/4dns.services
@@ -0,0 +1,9 @@
+[Unit]
+Description=Create DNS demon
+
+[Service]
+Type=idle
+ExecStart=/home/sergey/HOMEWORK/Hometask3/checkclaudflore.sh
+
+[Install]
+WantedBy=multi-user.target