Germany took 5 million with Australia just behind that number.
South America was second overall, taking 13% of total viewers and Europe accounted for 11%.
Europeans contributed 21.2 million to the main event, more than doubling its undercard audience.
Jake Paul and Mike Tyson during their heavyweight fight on Nov. 15Stephen McCarthy/Sportsfile via Getty Images
Over 70% of the UK watched live, with Germans watching after the event notably higher.
Asia added a total of 11.1 million uniques, with 4.2 million from India.
Oceania had 6.5 million overall, with most watching post-fight.
PlumResearch has further analyzed the numbers and recorded a further 54 million unique views over a 24-hour period.
The raw results are strong, said PlumResearch Director Jonathan Broughton.
This event marks a key moment for Netflix as it enters live sports.
Our data shows broad global reach amidst varied viewing behaviours.
The company uses a software panel that assesses data from around 2.5 million connected devices globally.