Sewersentry.org is a 2 years old domain.
It was registered by Randall Putnam , who can be reached at . The site is owned by Innovative Trenchless Systems, Inc. Registration details show that it was registered on 17 Nov 2014 through Go Daddy and will expire on 17 Nov 2020.
Wikipedia is a free web scale encyclopedia, free to be edited by anyone in the world. In a way it is the biggest information repository on the planet. See if sewersentry.org finds a mention on the Wikipedia.