adnstest ndots100
:1 1/10rndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.llanfairpwllgwyngyllgogerychwyrndrobwlxxxxxxxxxxlllantysiliogog.relativity.greenend.org.uk
 start 951956073.321566
 socket domain=AF_INET type=SOCK_DGRAM
 socket=4
 +0.000131
 fcntl fd=4 cmd=F_GETFL
 fcntl=~O_NONBLOCK&...
 +0.000056
 fcntl fd=4 cmd=F_SETFL O_NONBLOCK|...
 fcntl=OK
 +0.000034
 close fd=4
 close=OK
 +0.000340