This is the command ldns-chaos that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
ldns-chaos - give some information about a nameserver
ldns-chaos retrieves all the addresses of the nameserver and then queries each address for
its version.bind and hostname.bind.
ldns-chaos is a bit more complex than ldns-mx.
ldns-chaos has no options.
Use ldns-chaos online using onworks.net services