We've developed a new smart refrigerator with networking functionality. We have adopted the proven Bluetooth LE 4.0 crypto protocol to secure your food from your flatmates.
There are two lockable shelves. Shelf number 1 belongs to you. Find the fridge at 188.8.131.52. The pincode for your shelf is 768305. In it you will find the first flag.
Note: this challenge is rate limited