---
title: CoreDNS fields
description: Module for handling logs produced by coredns coredns fields after normalization 
url: https://www.elastic.co/elastic/docs-builder/docs/3016/reference/beats/filebeat/exported-fields-coredns
products:
  - Beats
  - Filebeat
applies_to:
  - Elastic Cloud Serverless: Generally available
  - Elastic Stack: Generally available
---

# CoreDNS fields
Module for handling logs produced by coredns

## coredns

coredns fields after normalization
<definitions>
  <definition term="coredns.query.size">
    size of the DNS query
    type: integer
    format: bytes
  </definition>
  <definition term="coredns.response.size">
    size of the DNS response
    type: integer
    format: bytes
  </definition>
</definitions>