安裝

shell> pip install --upgrade dnsyo

--simple, -s          Simple output mode (good for UNIX parsing)
--extended, -x        Extended output mode including server addresses
--threads THREADS, -t THREADS
                      Number of worker threads to use

shell> dnsyo -t 100 -q ALL example.com
shell> dnsyo --simple example.com
shell> dnsyo --extended example.com
shell> dnsyo google.com MX

參考網站：

• https://github.com/YoSmudge/dnsyo