Fast Golang Tool take a filename with domains and get cname for every domain
$ go get -u github.com/yghonem14/cngo
cngo accepts only text files:
$ cngo -f ~/targets/spotify.txt
creativeservice.spotify.com -> creativeservicespotify.s3.amazonaws.com
crashdump.spotify.com -> www.crashdump.s3.amazonaws.com
You can set the concurrency value with the -c flag:
$ cngo -f ~/targets/spotify.txt -c 35
You can set the timeout by using the -t:
$ cngo -f ~/targets/spotify.txt -t 3