Summary
indnss20.bt.net has one IP number , which also has a corresponding reverse pointer.
ns20.bt.net point to the same IP.
bt.net is a domain controlled by three nameservers at
bt.net themselves. All of them are on the same IP network. Incoming mail for
bt.net is handled by four mailservers having a total of three IP numbers. There are four duplicated IP numbers. Some of them are on the same IP network.
bt.net has one IP number.
indnss20.bt.net is hosted on a server in United Kingdom.