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有没有一种可能的方式来获取域的主机名在ruby中?在ruby中获取域名主机名
例如:
$ host api.heroku.com
api.heroku.com is an alias for api-default.herokussl.com.
api-default.herokussl.com is an alias for elb027033-298234319.us-east-1.elb.amazonaws.com.
elb027033-298234319.us-east-1.elb.amazonaws.com has address 23.23.76.65
elb027033-298234319.us-east-1.elb.amazonaws.com has address 23.21.240.208
elb027033-298234319.us-east-1.elb.amazonaws.com has address 107.22.242.236
主机将是最好的例子,因为它也将展示如果域/子域指向或另一台主机像amazonAWS等
['Resolv'](http://ruby-doc.org/stdlib-1.9.2/libdoc/resolv/rdoc/Resolv.html) - 该文档甚至有一些很好的例子。 – Amadan
哪些文档?我使用Resolv尝试了一些东西,但没有像从ruby执行'host domain.com'命令那样有用。 – user3610137