DomCop is decision support website which can help you to pick right expiring domain.DomCop import domain data from auctions, dropped lists and pending delete and find relevant information for those domains. There are thousands expiring domains round the internet. Some of them has excellent traffic, catchy name, high page rank, excellent reputation.You can buy that domain from current webmaster and very often price can be cheap.
Month ago, I was looking for nice science research website domain name. In one moment using google search engine I visited domcorp website. I made advanced search because I wanted older domain (more than 3 years old) in EDU area, with lot of backlinks. In a second I found science research domain name 14 years old with price $85. Now I can create new website, with simmilar niche as old one and to continue to upgrade old good website reputation.
As you can see you can pick domain based on: Page Rank, Moz Rank, Domain Authority, Citation Flow, Trust Flow, SEMrush Rank, SimilarWeb, Alexa Rank etc. You can make advanced search and find couple domains which you like to buy.
It is very hard to buy expired domain because every minute several domains expire round internet.DomCop do not sell domains but this service website can help you to pick and analyse right expriring domain. You need to know that DomCop check whether the domains have been banned by google and show up in the google search. I suggest you to try this interesting website.