\(\([0-9a-fA-F]\{1,4\}:\)\{6\}\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|::\([0-9a-fA-F]\{1,4\}:\)\{5\}\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\([0-9a-fA-F]\{1,4\}\)\?::\([0-9a-fA-F]\{1,4\}:\)\{4\}\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\(\([0-9a-fA-F]\{1,4\}:\)\?[0-9a-fA-F]\{1,4\}\)\?::\([0-9a-fA-F]\{1,4\}:\)\{3\}\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\(\([0-9a-fA-F]\{1,4\}:\)\{,2\}[0-9a-fA-F]\{1,4\}\)\?::\([0-9a-fA-F]\{1,4\}:\)\{2\}\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\(\([0-9a-fA-F]\{1,4\}:\)\{,3\}[0-9a-fA-F]\{1,4\}\)\?::[0-9a-fA-F]\{1,4\}:\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\(\([0-9a-fA-F]\{1,4\}:\)\{,4\}[0-9a-fA-F]\{1,4\}\)\?::\(\([0-9a-fA-F]\{1,4\}:[0-9a-fA-F]\{1,4\}\)\|\(\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)[.]\)\{3\}\([0-9]\|[1-9][0-9]\|1[0-9]\{2\}\|2[0-4][0-9]\|25[0-5]\)\)\|\(\([0-9a-fA-F]\{1,4\}:\)\{,5\}[0-9a-fA-F]\{1,4\}\)\?::[0-9a-fA-F]\{1,4\}\|\(\([0-9a-fA-F]\{1,4\}:\)\{,6\}[0-9a-fA-F]\{1,4\}\)\?::\)