diff --git a/README.md b/README.md
deleted file mode 100644
index 01a85f0..0000000
--- a/README.md
+++ /dev/null
@@ -1,12 +0,0 @@
-export CLICOLOR=1 # 터미널 컬러 활성화<br>
-export KUBECONFIG=~/.kube/config:~/.kube/dsconfig:~/.kube/cloudmoa # k8s context 등록<br>
-export PATH="${KREW_ROOT:-$HOME/.krew}/bin:$PATH" # krew 등록<br>
-export AWS_DEFAULT=elppa # aws default profile 설정<br>
-export AWS_PROFILE=elppa # kops default aws profile 설정<br>
-<br>
-alias ll="ls -l"<br>
-alias k="kubectl"<br>
-alias clone="/Users/byeonjunghun/Documents/script/clone.sh"<br>
-alias amisearch="/Users/byeonjunghun/Documents/script/amisearch"<br>
-alias awsnode="/Users/byeonjunghun/Documents/script/awsnode.sh"<br>
-alias push="/Users/byeonjunghun/Documents/script/rel.sh"
diff --git a/ipcheck b/ipcheck
new file mode 160000
index 0000000..03c0de4
--- /dev/null
+++ b/ipcheck
@@ -0,0 +1 @@
+Subproject commit 03c0de42e206c444039e3bd6be63470cd58275b7
diff --git a/ipcheck.sh b/ipcheck.sh
deleted file mode 100644
index 7ee70b3..0000000
--- a/ipcheck.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-#!/bin/bash
-
-start_ip="10.10.43.100"
-end_ip="10.10.43.253"
-
-echo "마지막 수행 시간 : $(date +%Y-%m-%d-%r)\n" > README.md
-echo "|주소|사용 여부|" >> README.md
-echo "|---|---|" >> README.md
-
-for ((i=${start_ip##*.}; i<=${end_ip##*.}; i++)); do
-    ip="${start_ip%.*}.${i}"
-    if ping -c 1 -W 1 "$ip" >/dev/null 2>&1; then
-        echo "|$ip|사용중|" >> README.md
-    else
-        echo "|$ip|사용가능|" >> README.md
-    fi
-    echo "${i} 체크 완료\n"
-done