var Infoblox = require('infoblox');

var ipam = new Infoblox({
  ip: 'ip/hostname',
  apiVersion: '2.1'  
});

ipam.login('username', 'password').then(function(res) {
  if(res) {
    ipam.getAdminGroup().then(function(admGrps) {
      console.log(admGrps);
    })
  }
})