diff --git a/data/apikey.json b/data/apikey.json
index 6c1ca0a..0593721 100644
--- a/data/apikey.json
+++ b/data/apikey.json
@@ -4,5 +4,6 @@
     "groq": "file:data/groq_apikey.txt",
     "scrapeops": "file:data/scrapeops_apikey.txt",
     "searchapi": "file:data/searchapi_apikey.txt",
-    "aviationstack": "file:data/aviationstack_apikey.txt"
+    "aviationstack": "file:data/aviationstack_apikey.txt",
+    "abuseipdb": "file:data/abuseipdb_apikey.txt"
 }
diff --git a/lib/ip-reputation.js b/lib/ip-reputation.js
new file mode 100644
index 0000000..bd090d4
--- /dev/null
+++ b/lib/ip-reputation.js
@@ -0,0 +1,30 @@
+// ip-reputation.js
+// Namhyeon Go <abuse@catswords.net>
+// https://github.com/gnh1201/welsonjs
+//
+// ***SECURITY NOTICE***
+// IP Reputation Checker requires an internet connection, and data may be transmitted externally. Users must adhere to the terms of use and privacy policy.
+// - AbuseIPDB website: https://www.abuseipdb.com/
+//
+var HTTP = require("lib/http");
+var APIKEY = require("lib/apikey");
+
+function check(ip_address) {
+    var apikey = APIKEY.getApiKey("abuseipdb");
+    
+    var response = HTTP.create()
+        .setHeaders({
+            "Key": apikey,
+            "Accept": "application/json"
+        })
+        .setParameters({
+            "ipAddress": ip_address
+        });
+    
+    return response.responseBody;
+}
+
+exports.VERSIONINFO = "IP Reputation Checker (ip-reputation.js) version 0.1";
+exports.AUTHOR = "abuse@catswords.net";
+exports.global = global;
+exports.require = global.require;