Hosting Affiliate Program
Hosting is the highest paid affiliate programs & more than 70% of all hosting are sold through affiliate links only. You can earn $100 or even more for selling a single web hosting.
Some of the popular sites you can promote is HostGator, GoDaddy
There are 2 ways you can start with hosting affiliate. One is by writing reviews on different hosting sites OR other by creating a coupon site that provides coupons for hosting only.
Both of these ways works best if your domain name contain hosting & other keyword like ‘review’ or ‘coupon’. Some of the examples of domain names are hostingcoupontoday .com, latesthostingcoupon .com, myhostingreviews .com.
Try to find something with .com but that is not compulsory. You can go for other options with country code like .in, .co.uk, OR .net, .info etc. But yes, SEO is necessary.