Path parameters
-
Comma-separated list of aliases to check. Supports wildcards (
*
).
Query parameters
-
allow_no_indices boolean
If
false
, the request returns an error if any wildcard expression, index alias, or_all
value targets only missing or closed indices. This behavior applies even if the request targets other open indices. -
expand_wildcards string | array[string]
Type of index that wildcard patterns can match. If the request can target data streams, this argument determines whether wildcard expressions match hidden data streams. Supports comma-separated values, such as
open,hidden
. Valid values are:all
,open
,closed
,hidden
,none
. -
local boolean
If
true
, the request retrieves information from the local node only.
HEAD /_alias/{name}
curl \
-X HEAD http://api.example.com/_alias/{name}