Change Log 1.0.5 (2016/08/24) #12 Added async support 1.0.4 (2016/01/19) #8 1-character top-level domain names no longer pass validation 1.0.3 (2015/08/17) #6 Add support for digit only domain names 1.0.2 (2015/06/30) #4 Validator no longer crashes when passed nothing 1.0.1 (2014/07/28) #3 Add support for backticks in email addresses 1.0.0 (2013/12/24) Initial release