diff --git a/backend/app/controllers/users_controller.rb b/backend/app/controllers/users_controller.rb
index 048e032..a144593 100644
--- a/backend/app/controllers/users_controller.rb
+++ b/backend/app/controllers/users_controller.rb
@@ -1,8 +1,5 @@
 class UsersController < ApplicationController
   def create
-    return head :unprocessable_entity if request.remote_ip.blank?
-    return head :forbidden if ip_address_banned?
-
     user = nil
     User.transaction do
       user = User.create!(inheritance_code: SecureRandom.uuid, role: :guest)
@@ -15,9 +12,6 @@ class UsersController < ApplicationController
   end
 
   def verify
-    return head :unprocessable_entity if request.remote_ip.blank?
-    return head :forbidden if ip_address_banned?
-
     user = User.find_by(inheritance_code: params[:code])
     return render json: { valid: false } unless user
     return head :forbidden if user.banned?
@@ -65,11 +59,4 @@ class UsersController < ApplicationController
 
     UserIp.create_or_find_by!(user:, ip_address:)
   end
-
-  def ip_address_banned?
-    ip_address = IpAddress.find_by(ip_address: IPAddr.new(request.remote_ip).hton)
-    return false unless ip_address
-
-    ip_address.banned?
-  end
 end
diff --git a/backend/app/models/ip_address.rb b/backend/app/models/ip_address.rb
index 5279369..e51e3ac 100644
--- a/backend/app/models/ip_address.rb
+++ b/backend/app/models/ip_address.rb
@@ -5,6 +5,6 @@ class IpAddress < ApplicationRecord
   has_many :users, through: :user_ips
 
   def banned? = banned_at.present?
-  def ban! = banned? or update!(banned_at: Time.current)
+  def ban! = banned? || update!(banned_at: Time.current)
   def unban! = update!(banned_at: nil)
 end
diff --git a/backend/app/models/user.rb b/backend/app/models/user.rb
index 5f4bab5..f974adf 100644
--- a/backend/app/models/user.rb
+++ b/backend/app/models/user.rb
@@ -22,6 +22,6 @@ class User < ApplicationRecord
   def gte_member? = member? || admin?
 
   def banned? = banned_at.present?
-  def ban! = banned? or update!(banned_at: Time.current)
+  def ban! = banned? || update!(banned_at: Time.current)
   def unban! = update!(banned_at: nil)
 end