Honduran milk snake
A variant of Milk snake (Lampropeltis triangulum)

L. t. hondurensis, a large milk subspecies with red/orange, black, and yellow/orange bands; basis for many tangerine and hypo lines.
Keeper tips for this variant
Hondurans get bigger than most milks (up to ~4-5 ft) — start hatchlings in a small secure tub but plan for a properly sized adult enclosure to avoid stress.