sing-box/docs/configuration/experimental/cache-file.md

!!! question "Since sing-box 1.8.0"

!!! quote "Changes in sing-box 1.9.0"

:material-plus: [store_rdrc](#store_rdrc)  
:material-plus: [rdrc_timeout](#rdrc_timeout)  

Structure

{
  "enabled": true,
  "path": "",
  "cache_id": "",
  "store_fakeip": false,
  "store_rdrc": false,
  "rdrc_timeout": ""
}

Fields

enabled

Enable cache file.

path

Path to the cache file.

cache.db will be used if empty.

cache_id

Identifier in the cache file

If not empty, configuration specified data will use a separate store keyed by it.

store_fakeip

Store fakeip in the cache file

store_rdrc

Store rejected DNS response cache in the cache file

The check results of Address filter DNS rule items will be cached until expiration.

rdrc_timeout

Timeout of rejected DNS response cache.

7d is used by default.