# Connecting to ES instance from node.js Rest API

**URL:** <https://discuss.elastic.co/t/connecting-to-es-instance-from-node-js-rest-api/172162>\
**Category:** Elasticsearch\
**Created:** [March 13, 2019, 1:57pm UTC](https://discuss.elastic.co/t/connecting-to-es-instance-from-node-js-rest-api/172162 "2019-03-13T13:57:40Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![maddysqlpro](https://avatars.discourse-cdn.com/v4/letter/m/e9bcb4/32.png) [@maddysqlpro](https://discuss.elastic.co/u/maddysqlpro)\
**Post date:** [March 13, 2019, 1:57pm UTC](https://discuss.elastic.co/t/connecting-to-es-instance-from-node-js-rest-api/172162/1 "2019-03-13T13:57:41Z")

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It could be a very novice question. I have three node ES cluster.  
when i connect to ES instance from node.js Rest API, i should always point to the master node? please confirm.

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**Author:** ![DavidTurner](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/davidturner/32/22453_2.png) [@DavidTurner](https://discuss.elastic.co/u/DavidTurner)\
**Post date:** [March 13, 2019, 2:01pm UTC](https://discuss.elastic.co/t/connecting-to-es-instance-from-node-js-rest-api/172162/2 "2019-03-13T14:01:43Z")

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No, you can send requests to any node in the cluster.

In larger clusters we recommend [dedicated master nodes](https://www.elastic.co/guide/en/elasticsearch/reference/current/modules-node.html#master-node) and in general you should _avoid_ sending requests to the master nodes in such a cluster. However if you've only 3 nodes then it doesn't matter which nodes you use.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [April 10, 2019, 2:01pm UTC](https://discuss.elastic.co/t/connecting-to-es-instance-from-node-js-rest-api/172162/3 "2019-04-10T14:01:47Z")

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