diff --git a/src/get-exit-nodes.js b/src/get-exit-nodes.js
index 8278caa..16c31ed 100644
--- a/src/get-exit-nodes.js
+++ b/src/get-exit-nodes.js
@@ -39,9 +39,19 @@ class Logger {
   }
 }
 
+function ip4ToInt(ipAddress) {
+  const parts = ipAddress.split('.');
+  if (parts.length !== 4) {
+    throw new Error('Invalid IP address');
+  }
+  const intIp = (+parts[0] << 24) + (+parts[1] << 16) + (+parts[2] << 8) + (+parts[3]);
+  return intIp >>> 0; // Ensure unsigned 32-bit integer
+}
+
 (async function main(args) {
   try {
-    const ip_only = args[0] === '--ip-only';
+    const ip4_only = args[0] === '--ip4-only';
+    const ip6_only = args[0] === '--ip6-only';
     const logger = new Logger();
     const home = process.env.HOME || process.env.USERPROFILE;
     const app_cache_path = path.join(home, '.cache', 'mini-tor-js');
@@ -55,10 +65,27 @@ class Logger {
     const routers = consensus.get_onion_routers_by_criteria({
       flags: OR.valid | OR.exit
     });
+    const ips_v4 = new Set();
+    const ips_v6 = new Set();
     for (const router of routers) {
-      if (ip_only) console.log(router.ip);
+      if (ip4_only) ips_v4.add(router.ip)
+      else if (ip6_only) {
+        router.ip_v6 && ips_v6.add(router.ip_v6);
+      }
       else console.log(router.name, router.ip, router.dir_port, router.or_port);
     }
+    if (ip4_only) {
+      const ips = [...ips_v4].sort((a, b) => ip4ToInt(a) - ip4ToInt(b));
+      for (const ip of ips) {
+        console.log(ip);
+      }
+    }
+    if (ip6_only) {
+      const ips = [...ips_v6].sort((a, b) => a < b ? -1 : 1);
+      for (const ip of ips) {
+        console.log(ip);
+      }
+    }
   } catch (error) {
     console.error(error);
   }
diff --git a/src/tor/Consensus.js b/src/tor/Consensus.js
index d777c0b..857e2a1 100644
--- a/src/tor/Consensus.js
+++ b/src/tor/Consensus.js
@@ -257,6 +257,11 @@ class Consensus {
           }
           current_router.flags = flags;
           break;
+        case 'a':
+          const r = /\[([^\[]+)]:(\d+)$/;
+          const m = r.exec(parts[1]);
+          current_router.ip_v6 = m[1];
+          break;
         case 'directory-footer':
           return;
       }
diff --git a/src/tor/OnionRouter.js b/src/tor/OnionRouter.js
index 6d9d734..a3a91f8 100644
--- a/src/tor/OnionRouter.js
+++ b/src/tor/OnionRouter.js
@@ -18,6 +18,7 @@ class OnionRouter {
   _consensus = null;
   _nickname = '';
   _ip = '';
+  _ip_v6 = '';
   _or_port = 0;
   _dir_port = 0;
   /** @type Buffer */
@@ -42,6 +43,8 @@ class OnionRouter {
   get consensus() { return this._consensus; }
   get name() { return this._nickname; }
   get ip() { return this._ip; }
+  get ip_v6() { return this._ip_v6; }
+  set ip_v6(value) { this._ip_v6 = value; }
   get flags() { return this._flags; }
   get or_port() { return this._or_port; }
   get dir_port() { return this._dir_port; }