在我的mac上，运行golang程序调用http接口报如下错误：
golang报 dial tcp lookup xx.hsmob.com no such host错误
但实际域名是通的，报错如下:
W0527 10:54:34.046009 16869 zeus.go:141] not found members in appid:xmn-sys-comm-setting-bloc-hotel, error: Get "http://cmdbv3.internal.hsmob.com/api/v3/application/xmn-sys-comm-setting-bloc-hotel/member": dial tcp: lookup cmdbv3.internal.hsmob.com: no such host
W0527 10:54:34.046236 16869 zeus.go:141] not found members in appid:xmn-sys-comm-setting-flat, error: Get "http://cmdbv3.internal.hsmob.com/api/v3/application/xmn-sys-comm-setting-flat/member": dial tcp: lookup cmdbv3.internal.hsmob.com: no such host
W0527 10:54:34.046475 16869 zeus.go:141] not found members in appid:saas-fe-login-frontend, error: Get "http://cmdbv3.internal.hsmob.com/api/v3/application/saas-fe-login-frontend/member": dial tcp: lookup cmdbv3.internal.hsmob.com: no such host
