validateaddress "address"

Return information about the given bitcoin address.

1. "address" (string, required) The bitcoin address to validate

"isvalid" : true|false, (boolean) If the address is valid or not. If not, this is the only property returned.
"address" : "address", (string) The bitcoin address validated
"scriptPubKey" : "hex", (string) The hex encoded scriptPubKey generated by the address
"ismine" : true|false, (boolean) If the address is yours or not
"iswatchonly" : true|false, (boolean) If the address is watchonly
"isscript" : true|false, (boolean) If the key is a script
"script" : "type" (string, optional) The output script type. Possible types: nonstandard, pubkey, pubkeyhash, scripthash, multisig, nulldata, witness_v0_keyhash, witness_v0_scripthash
"hex" : "hex", (string, optional) The redeemscript for the p2sh address
"addresses" (string, optional) Array of addresses associated with the known redeemscript
"sigsrequired" : xxxxx (numeric, optional) Number of signatures required to spend multisig output
"pubkey" : "publickeyhex", (string) The hex value of the raw public key
"iscompressed" : true|false, (boolean) If the address is compressed
"account" : "account" (string) DEPRECATED. The account associated with the address, "" is the default account
"timestamp" : timestamp, (number, optional) The creation time of the key if available in seconds since epoch (Jan 1 1970 GMT)
"hdkeypath" : "keypath" (string, optional) The HD keypath if the key is HD and available
"hdmasterkeyid" : "" (string, optional) The Hash160 of the HD master pubkey

> bitcoin-cli validateaddress "1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "validateaddress", "params": ["1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc"] }' -H 'content-type: text/plain;'
Don't trust. Verify. Docs extracted from src/rpc/misc.cpp#L165-L199.