armins/resolve_host.rb

Created March 10, 2019 16:09

Star (0) You must be signed in to star a gist
Fork (0) You must be signed in to fork a gist

Select an option

Learn more about clone URLs
Clone this repository at <script src="https://gist.github.com/armins/c447aed1586c7d2b254d6c0a7a8b94f6.js"></script>
Save armins/c447aed1586c7d2b254d6c0a7a8b94f6 to your computer and use it in GitHub Desktop.

Download ZIP

Revisions

armins created this gist Mar 10, 2019.

resolve_host.rb

-Original file line number
+Diff line change
@@ -0,0 +1,13 @@
+    require 'resolv'
+    module ResolveHost
+      def ResolveHost.lookup(name)
+        begin
+          Resolv.getaddress(name)
+        rescue Resolv::ResolvError
+          false
+        end
+      end
+    end
+    ResolveHost.lookup('www.example.com')