Result:

Array
(
    [date] => Thu, 30 Mar 2023 13:52:02 GMT
    [server] => Microsoft-IIS/5.0
    [x-powered-by] => PHP/7.0.33
    [p3p] => CP="ALL CURa ADMa DEVa TAIa OUR BUS IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC OTC"
    [content-length] => 82
    [connection] => close
    [content-type] => text/html; charset=UTF-8
)

Array
(
    [url] => http://Testshop.visithappy.co.kr/bbs/board.php?bo_table=free&wr_id=118449
    [content_type] => text/html; charset=UTF-8
    [http_code] => 200
    [header_size] => 299
    [request_size] => 167
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
    [total_time] => 1.033443
    [namelookup_time] => 0.50962
    [connect_time] => 0.77104
    [pretransfer_time] => 0.771139
    [size_upload] => 0
    [size_download] => 82
    [speed_download] => 79
    [speed_upload] => 0
    [download_content_length] => 82
    [upload_content_length] => -1
    [starttransfer_time] => 1.033289
    [redirect_time] => 0
    [redirect_url] => 
    [primary_ip] => 14.63.172.117
    [certinfo] => Array
        (
        )

    [primary_port] => 80
    [local_ip] => 78.47.42.177
    [local_port] => 38292
    [http_version] => 2
    [protocol] => 1
    [ssl_verifyresult] => 0
    [scheme] => HTTP
)