^53\.44\.([0-9]|[1-9][0-9]|1([…

^53\.44\.([0-9]|[1-9][0-9]|1([0-1][0-9]|2[0-7]))\.([0-9]|[1-9][0-9]|1([0-9][0-9])|2([0-4][0-9]|5[0-5]))$

Go Haskell Java JavaScript .Net Perl PHP PostgreSQL Python Ruby Tcl XRegExp

https://www.regexplanet.com/share/index.html?share=yyyydngtvnr