arpa.rb in whois-6.0.0

- old
+ new

@@ -3,11 +3,11 @@
 #--
 # Ruby Whois
 #
 # An intelligent pure Ruby WHOIS client and parser.
 #
-# Copyright (c) 2009-2022 Simone Carletti <weppos@weppos.net>
+# Copyright (c) 2009-2024 Simone Carletti <weppos@weppos.net>
 #++
 
 
 module Whois
   class Server
@@ -28,10 +28,10 @@
         # "1.168.192.in-addr.arpa" => "192.168.1.0"
         # "168.192.in-addr.arpa" => "192.168.0.0"
         # "192.in-addr.arpa" => "192.0.0.0"
         # "in-addr.arpa" => "0.0.0.0"
         def inaddr_to_ip(string)
-          raise ServerError, "Invalid .in-addr.arpa address" unless string.match?(/^([0-9]{1,3}\.?){0,4}in-addr\.arpa$/)
+          raise ServerError, "Invalid .in-addr.arpa address" unless string.match?(/\A([0-9]{1,3}\.?){0,4}in-addr\.arpa\z/)
 
           a, b, c, d = string.scan(/[0-9]{1,3}\./).reverse
           [a, b, c, d].map do |token|
             token = (token || 0).to_i
             if token <= 255 && token >= 0