diff --git a/app/controllers/admin/registrars_controller.rb b/app/controllers/admin/registrars_controller.rb
index 94ca74dad..e4119e109 100644
--- a/app/controllers/admin/registrars_controller.rb
+++ b/app/controllers/admin/registrars_controller.rb
@@ -40,8 +40,9 @@ module Admin
     def edit; end
 
     def show
-      @result = @registrar.send(params[:records]) unless params[:records].blank?
-      render_by_format('admin/registrars/show', "#{@registrar.name.parameterize}_#{params[:records]}")
+      method =  params[:records].present? ? params[:records] : 'api_users'
+      @result = @registrar.send(method)
+      render_by_format('admin/registrars/show', "#{@registrar.name.parameterize}_#{method}")
     end
 
     def update
diff --git a/app/models/api_user.rb b/app/models/api_user.rb
index 289e0e8d9..952ae09e7 100644
--- a/app/models/api_user.rb
+++ b/app/models/api_user.rb
@@ -100,8 +100,7 @@ class ApiUser < User
       active,
       accredited?,
       accreditation_expire_date,
-      created_at,
-      updated_at
+      created_at, updated_at,
     ]
   end
 
diff --git a/app/models/white_ip.rb b/app/models/white_ip.rb
index 358fa82c7..a90b8cdd2 100644
--- a/app/models/white_ip.rb
+++ b/app/models/white_ip.rb
@@ -13,6 +13,7 @@ class WhiteIp < ApplicationRecord
 
   def validate_ipv4_and_ipv6
     return if ipv4.present? || ipv6.present?
+
     errors.add(:base, I18n.t(:ipv4_or_ipv6_must_be_present))
   end
 
@@ -32,12 +33,12 @@ class WhiteIp < ApplicationRecord
     errors.add(:ipv6, :invalid)
   end
 
-  API = 'api'
-  REGISTRAR = 'registrar'
-  INTERFACES = [API, REGISTRAR]
+  API = 'api'.freeze
+  REGISTRAR = 'registrar'.freeze
+  INTERFACES = [API, REGISTRAR].freeze
 
-  scope :api, -> { where("interfaces @> ?::varchar[]", "{#{API}}") }
-  scope :registrar_area, -> { where("interfaces @> ?::varchar[]", "{#{REGISTRAR}}") }
+  scope :api, -> { where('interfaces @> ?::varchar[]', "{#{API}}") }
+  scope :registrar_area, -> { where('interfaces @> ?::varchar[]', "{#{REGISTRAR}}") }
 
   def interfaces=(interfaces)
     super(interfaces.reject(&:blank?))
@@ -84,7 +85,7 @@ class WhiteIp < ApplicationRecord
       ipv6,
       interfaces.join(', ').upcase,
       created_at,
-      updated_at
+      updated_at,
     ]
   end
 end