Vacationrental.com $35 million
Privatejet.com $30 million
Insure.com $16 million
Sex.com $14 million
hotels.com $11 million
fund.com $9.9 million
Porn.com $9.5 million
Fb.com $8.5 million
Business.com $7.8 million
Diamond.com $7.5 million
beer.com $7.0 million
Israel.com $5.8 million
casino.com $5.5 million
Slots.com $5.5 million
Asseenontv.com $5.1 million
Toys.com $5.1 million
Seo.com $5.1 million
Korea.com $5.0 million
Cloths.com $4.9 million
Icloud.com $4.5 million
This video is a more informative video on the most expensive domains ever sold mentioning 15 of the above domains. The video explains what exactly what the domain investor used it for, it was published in January 2016.