We check this website, now kmail-lists.com is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is kmail-lists Down Right Now? - NO! kmail-lists is up!
If you have problem with access to site kmail-lists, and domain kmail-lists.com is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).