diff --git a/app/assets/javascripts/admin/components/ip-lookup.js.es6 b/app/assets/javascripts/admin/components/ip-lookup.js.es6
index 06a8387be4b..cf9829f7e58 100644
--- a/app/assets/javascripts/admin/components/ip-lookup.js.es6
+++ b/app/assets/javascripts/admin/components/ip-lookup.js.es6
@@ -39,6 +39,22 @@ export default Ember.Component.extend({
 
     hide: function () {
       this.set("show", false);
+    },
+
+    deleteAllOtherAccounts: function() {
+      var self = this;
+      this.setProperties({ other_accounts: null, otherAccountsLoading: true });
+
+      Discourse.ajax("/admin/users/delete-others-with-same-ip.json", {
+        type: "DELETE",
+        data: {
+          "ip": this.get("ip"),
+          "exclude": this.get("user_id"),
+          "order": "trust_level DESC"
+        }
+      }).then(function() {
+        self.send("lookup");
+      });
     }
   }
 });
diff --git a/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs b/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
index 6fd3bea83e0..ff002f5f1a0 100644
--- a/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
+++ b/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
@@ -1,11 +1,11 @@
 {{#if ip}}
   <button class="btn" {{action "lookup"}}>
-    <span class="fa fa-globe"></span>&nbsp;{{i18n admin.user.ip_lookup}}
+    {{fa-icon "globe"}}{{i18n admin.user.ip_lookup}}
   </button>
 {{/if}}
 {{#if show}}
   <div class="location-box">
-    <a class="close" {{action "hide"}}>{{fa-icon "times"}}</a>
+    <a class="close pull-right" {{action "hide"}}>{{fa-icon "times"}}</a>
     <h4>{{i18n ip_lookup.title}}</h4>
     <dl>
       {{#if location}}
@@ -37,10 +37,18 @@
         {{loading-spinner size="small"}}
       {{/if}}
 
-      <dt>{{i18n ip_lookup.other_accounts}}&nbsp;<strong>{{other_accounts.length}}</strong></dt>
-      <dd class="other-accounts">
-        {{#loading-spinner size="small" condition=otherAccountsLoading}}
-          {{#if other_accounts}}
+      <dt>
+        {{i18n ip_lookup.other_accounts}}
+        <strong>{{other_accounts.length}}</strong>
+        {{#if other_accounts.length}}
+          <button class="btn btn-danger pull-right" {{action "deleteAllOtherAccounts"}}>
+            {{fa-icon "trash-o"}}{{i18n ip_lookup.delete_all}}
+          </button>
+        {{/if}}
+      </dt>
+      {{#loading-spinner size="small" condition=otherAccountsLoading}}
+        {{#if other_accounts.length}}
+          <dd class="other-accounts">
             <table class="table table-condensed table-hover">
               <thead>
                 <tr>
@@ -63,11 +71,9 @@
                 {{/each}}
               </tbody>
             </table>
-          {{else}}
-            {{i18n ip_lookup.no_other_accounts}}
-          {{/if}}
-        {{/loading-spinner}}
-      <dd>
+          </dd>
+        {{/if}}
+      {{/loading-spinner}}
     </dl>
   </div>
 {{/if}}
diff --git a/app/assets/stylesheets/common/admin/admin_base.scss b/app/assets/stylesheets/common/admin/admin_base.scss
index fc25af6e6ae..8ccc201cce8 100644
--- a/app/assets/stylesheets/common/admin/admin_base.scss
+++ b/app/assets/stylesheets/common/admin/admin_base.scss
@@ -82,16 +82,15 @@ td.flaggers td {
     margin-top: -2px;
     background-color: $secondary;
     padding: 12px 12px 5px;
-    .close {
-      float: right;
-    }
 
     .other-accounts {
-      margin: 0;
+      margin: 5px 0 0;
       max-height: 200px;
       overflow: auto;
+      width: 455px;
       ul { margin: 0; }
       li { list-style: none; }
+      tr td:first-of-type { width: 130px; }
     }
   }
 }
diff --git a/app/controllers/admin/users_controller.rb b/app/controllers/admin/users_controller.rb
index ed69ad463fa..28f1dbe60ca 100644
--- a/app/controllers/admin/users_controller.rb
+++ b/app/controllers/admin/users_controller.rb
@@ -264,10 +264,7 @@ class Admin::UsersController < Admin::AdminController
   end
 
   def sync_sso
-    unless SiteSetting.enable_sso
-      render nothing: true, status: 404
-      return
-    end
+    return render nothing: true, status: 404 unless SiteSetting.enable_sso
 
     sso = DiscourseSingleSignOn.parse("sso=#{params[:sso]}&sig=#{params[:sig]}")
     user = sso.lookup_or_create_user
@@ -275,6 +272,21 @@ class Admin::UsersController < Admin::AdminController
     render_serialized(user, AdminDetailedUserSerializer, root: false)
   end
 
+  def delete_other_accounts_with_same_ip
+    params.require(:ip)
+    params.require(:exclude)
+    params.require(:order)
+
+    user_destroyer = UserDestroyer.new(current_user)
+    options = { delete_posts: true, block_email: true, block_urls: true, block_ip: true, delete_as_spammer: true }
+
+    AdminUserIndexQuery.new(params).find_users.each do |user|
+      user_destroyer.destroy(user, options) rescue nil
+    end
+
+    render json: success_json
+  end
+
   private
 
     def fetch_user
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 16793af595f..43363649d98 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -279,7 +279,7 @@ en:
       organisation: Organization
       phone: Phone
       other_accounts: "Other accounts with this IP address:"
-      no_other_accounts: (none)
+      delete_all: "Delete all"
       username: "username"
       trust_level: "TL"
       read_time: "read time"
diff --git a/config/routes.rb b/config/routes.rb
index abcb00680e8..fd8c3e357ac 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -52,6 +52,7 @@ Discourse::Application.routes.draw do
       collection do
         get "list/:query" => "users#index"
         get "ip-info" => "users#ip_info"
+        delete "delete-others-with-same-ip" => "users#delete_other_accounts_with_same_ip"
         put "approve-bulk" => "users#approve_bulk"
         delete "reject-bulk" => "users#reject_bulk"
       end
diff --git a/spec/controllers/admin/users_controller_spec.rb b/spec/controllers/admin/users_controller_spec.rb
index 767dc021f12..d65359f22c0 100644
--- a/spec/controllers/admin/users_controller_spec.rb
+++ b/spec/controllers/admin/users_controller_spec.rb
@@ -414,6 +414,19 @@ describe Admin::UsersController do
 
     end
 
+    context "delete_other_accounts_with_same_ip" do
+
+      it "works" do
+        Fabricate(:user, ip_address: "42.42.42.42")
+        Fabricate(:user, ip_address: "42.42.42.42")
+
+        UserDestroyer.any_instance.expects(:destroy).twice
+
+        xhr :delete, :delete_other_accounts_with_same_ip, ip: "42.42.42.42", exclude: -1, order: "trust_level DESC"
+      end
+
+    end
+
   end
 
   it 'can sync up sso' do