ES|QL IP_PREFIX function

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ip

IP address of type ip (both IPv4 and IPv6 are supported).

prefixLengthV4

Prefix length for IPv4 addresses.

prefixLengthV6

Prefix length for IPv6 addresses.

Truncates an IP to a given prefix length.

ROW ip4 = to_ip("1.2.3.4"), ip6 = TO_IP("fe80::cae2:65ff:fece:feb9")
| EVAL ip4_prefix = IP_PREFIX(ip4, 24, 0), ip6_prefix = IP_PREFIX(ip6, 0, 112);