-gmail.com -yahoo.com -hotmail.com -aol.com Txt 2021 ((hot)) -

He typed the string into his custom scraper: -gmail.com -yahoo.com -hotmail.com -aol.com txt 2021 .

: Uses the exclusion operator ( - ) to remove results containing these domains, effectively forcing the search engine to show only custom business domains. -gmail.com -yahoo.com -hotmail.com -aol.com txt 2021

: It is a common pattern for automated tools designed to "scrape" contact information from publicly indexed text files. Examples of Similar Advanced Queries He typed the string into his custom scraper: -gmail