Luxsocks

One of the most popular sock proxy providers in darknet after VIP72. It is flexible where you buy when you need it (no monthly subscription). Lux socks has more than 25,000 proxies all over the world.  Only 10-20% of the socks are blacklisted and discovered by security companies. However, this number is still acceptable and most of the time you get a good socks from them. Currently the best in the market.