Fast and versatile DNS toolkit – dnsx

dnsx is a fast and versatile DNS toolkit that allows you to run multiple DNS queries of your choice using a user-provided list of resolvers.

https://github.com/projectdiscovery/dnsx           

go install -v github.com/projectdiscovery/dnsx/cmd/dnsx@latest
> # dnsx -h           

Subdomain discovery tool SubFinder

go install -v github.com/projectdiscovery/subfinder/v2/cmd/subfinder@latest
> # subfinder -silent -d hackerone.com | dnsx -silent
www.hackerone.com
api.hackerone.com
support.hackerone.com
b.ns.hackerone.com
mta-sts.forwarding.hackerone.com
gslink.hackerone.com
hackerone.com
mta-sts.hackerone.com
a.ns.hackerone.com
docs.hackerone.com
mta-sts.managed.hackerone.com
> # subfinder -silent -d hackerone.com | dnsx -silent -a -resp
www.hackerone.com [104.16.99.52]
www.hackerone.com [104.16.100.52]
support.hackerone.com [104.16.53.111]
support.hackerone.com [104.16.51.111]
api.hackerone.com [104.16.99.52]
api.hackerone.com [104.16.100.52]
resources.hackerone.com [52.60.165.183]
resources.hackerone.com [3.98.63.202]
resources.hackerone.com [52.60.160.16]
docs.hackerone.com [185.199.108.153]
docs.hackerone.com [185.199.109.153]
docs.hackerone.com [185.199.110.153]
docs.hackerone.com [185.199.111.153]
a.ns.hackerone.com [162.159.0.31]
mta-sts.hackerone.com [185.199.110.153]
mta-sts.hackerone.com [185.199.108.153]
mta-sts.hackerone.com [185.199.111.153]
mta-sts.hackerone.com [185.199.109.153]
hackerone.com [104.16.100.52]
hackerone.com [104.16.99.52]
mta-sts.forwarding.hackerone.com [185.199.110.153]
mta-sts.forwarding.hackerone.com [185.199.108.153]
mta-sts.forwarding.hackerone.com [185.199.109.153]
mta-sts.forwarding.hackerone.com [185.199.111.153]
b.ns.hackerone.com [162.159.1.31]
mta-sts.managed.hackerone.com [185.199.108.153]
mta-sts.managed.hackerone.com [185.199.109.153]
mta-sts.managed.hackerone.com [185.199.110.153]
mta-sts.managed.hackerone.com [185.199.111.153]
gslink.hackerone.com [13.35.125.41]
gslink.hackerone.com [13.35.125.61]
gslink.hackerone.com [13.35.125.71]
gslink.hackerone.com [13.35.125.88]
> # subfinder -silent -d xxxxxx.com | dnsx -silent -a -resp
www.xxxxxx.com [152.32.133.228]
mail.xxxxxx.com [111.231.230.117]