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