diff --git a/site.js b/site.js
index 1fcbf25..1501bb7 100644
--- a/site.js
+++ b/site.js
@@ -7,6 +7,8 @@ let cache = {};
 let site = process.env.site || 'darflen';
 let route = process.env.route || './test.txt';
 let pageLimit = process.env.pageLimit || Infinity;
+let blacklist = (process.env.blacklist+'').split(',') || [];
+let greylist = (process.env.greylist+'').split(',') || [];
 let hh;
 
 async function urlCollector(url, path, file, useLimit, data2) {
@@ -43,6 +45,10 @@ async function urlCollector(url, path, file, useLimit, data2) {
         } catch (err) {
             return;
         }
+        for (let g of greylist) {
+            if (h2.toString().includes(g)) return;
+        }
+        if (blacklist.indexOf(h2.toString()) != -1) return;
         urls.push(h2.toString());
         urls = [...new Set(urls)];
         console.log(`User ${url} has ${urls.length} pages calculated`);
@@ -52,12 +58,12 @@ async function urlCollector(url, path, file, useLimit, data2) {
     try {
         h3 = new URL(new URL(url).origin);
     } catch (err) {
-        
+
     }
     urls.push(h3.toString())
-    if (!data2[url]) data2[url] = {following: [], followers: []};
+    if (!data2[url]) data2[url] = { following: [], followers: [] };
     data2[url][path] = urls;
-    
+
     return [...new Set(urls)];
 }
 
@@ -181,7 +187,7 @@ async function siteCollector(user, path, site, useLimit, dat) {
         }(p.length));
 
         p.push(async function (k) {
-            await siteCollector(u, 'following', site,true, data);
+            await siteCollector(u, 'following', site, true, data);
 
             console.log(`User ${u} following fully calculated`);