This post explains the current status of MKVHub, the risks involved, and how to find quality content legally. Short answer: No single, stable "official" domain exists.
If you have been searching for the MKVHub new site or a working mirror of MKVHub recently, you have likely encountered a frustrating maze of dead links, pop-up ads, and "survey required" traps. mkvhub new site
MKVHub was once a go-to platform for movie enthusiasts seeking high-quality MKV files (typically Blu-ray rips, 4K, and 1080p content) with multi-audio tracks and subtitles. However, due to frequent domain seizures and hosting issues, the original ecosystem has fractured. This post explains the current status of MKVHub,