index.js
function updateDomainDns (dns, ip, cb) {
        var body = {
            content: ip
        };
        _hoverRequest('PUT', '/dns/' + dns, body, cb);
    }
function updateDomainDns (dns, ip, cb) {
        var body = {
            content: ip
        };
        _hoverRequest('PUT', '/dns/' + dns, body, cb);
    }
function updateDomainDns ( dns , ip , cb ) { var body = { content : ip } ; _hoverRequest ( 'PUT' , '/dns/' + dns , body , cb ) ; }
Update an existing domain record

@param {String} dns DNS identifier
@param {String} ip New IP Address of record
@param {Function} cb
@api public
Update an existing domain record