This snake is classified as a ring neck snake
A ring-necked snake, a small snake that eats invertebrates such as slugs and worms.
Ring neck snake
I believe you are talking about the Northern Ring snake.
A ring snake non venomous or a red belly water snake but it don't have a ring
It's a ring neck snake, grows to about 20" long and feeds on worms, salamanders. found from Nova Scotia to Boston
that's a northern ringneck snake
It's thenorthern ring-neck snake.
The White-Ringed Rock Snake
Sounds like ring-necked snake which is non-venomous.
It could be a prairie ringneck snake. But it would depend a lot on what geographical area you found it.
Diadophis punctatus