# Please help me to improve my query as it is slow

**URL:** <https://discuss.elastic.co/t/please-help-me-to-improve-my-query-as-it-is-slow/44157>\
**Category:** Elasticsearch\
**Created:** [March 11, 2016, 1:25pm UTC](https://discuss.elastic.co/t/please-help-me-to-improve-my-query-as-it-is-slow/44157 "2016-03-11T13:25:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![vikas\_gopal](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/vikas_gopal/32/47661_2.png) [@vikas\_gopal](https://discuss.elastic.co/u/vikas_gopal)\
**Post date:** [March 11, 2016, 1:25pm UTC](https://discuss.elastic.co/t/please-help-me-to-improve-my-query-as-it-is-slow/44157/1 "2016-03-11T13:25:55Z")

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Hi Experts ,

Kibana firing following query and it is slow , can you guide me how I can Improve it ?

> {  
> "index": "cef",  
> "query": {  
> "query\_string": {  
> "query": "NOT src:[10.0.0.0 TO 10.255.255.255] AND NOT src:[172.16.0.0 TO 172.31.255.255] AND NOT src:[192.168.0.0 TO 192.168.255.255]",  
> "analyze\_wildcard": true  
> }  
> }  
> }

---

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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:** [July 5, 2017, 11:09pm UTC](https://discuss.elastic.co/t/please-help-me-to-improve-my-query-as-it-is-slow/44157/2 "2017-07-05T23:09:10Z")

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Closed on July 5, 2017, 11:09pm UTC