12.11.2017, 19:18
((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)([\s\.\$]+)){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\s*:\s*[0-9]+)?
[\s\.\$] is list of separators. Will see . / $$$ / more
[\s\.\$] is list of separators. Will see . / $$$ / more