The PHP $_SERVER array

KEYVALUE
CONTEXT_DOCUMENT_ROOT/home/sultans/web
CONTEXT_PREFIX/~sultans
DOCUMENT_ROOT/var/www/html
FCGI_ROLERESPONDER
GATEWAY_INTERFACECGI/1.1
HOME/usr/share/httpd
HTTP_ACCEPT*/*
HTTP_ACCEPT_ENCODINGgzip, br, zstd, deflate
HTTP_HOSTworkshop.sps.nyu.edu
HTTP_USER_AGENTMozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
INVOCATION_ID039acdec88114c308c97013dda251e0a
JOURNAL_STREAM9:1721304246
LANGen_US.UTF-8
LD_LIBRARY_PATH/u01/app/oracle/product/19.0.0/lib:/lib:/usr/lib
NOTIFY_SOCKET/run/systemd/notify
ORACLE_BASE/u01/app/oracle
ORACLE_HOME/u01/app/oracle/product/19.0.0/
ORACLE_HOSTNAMEworkshop.sps.nyu.edu
ORACLE_SIDorcl
ORACLE_UNQNAMEapp12c
PATH/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
PHP_SELF/~sultans/ws/demo/1http-lk/server.php
QUERY_STRING
REMOTE_ADDR3.16.135.54
REMOTE_PORT26792
REQUEST_METHODGET
REQUEST_SCHEMEhttp
REQUEST_TIME1734803056
REQUEST_TIME_FLOAT1734803056.7174
REQUEST_URI/~sultans/ws/demo/1http-lk/server.php
RUNTIME_DIRECTORY/run/php-fpm
SCRIPT_FILENAME/home/sultans/web/ws/demo/1http-lk/server.php
SCRIPT_NAME/~sultans/ws/demo/1http-lk/server.php
SERVER_ADDR10.134.9.90
SERVER_ADMINroot@localhost
SERVER_NAMEworkshop.sps.nyu.edu
SERVER_PORT80
SERVER_PROTOCOLHTTP/1.1
SERVER_SIGNATURE
SERVER_SOFTWAREApache/2.4.37 (Oracle Linux Server) mod_wsgi/4.6.4 Python/3.6
UNIQUE_IDZ2b@cGQULptgKSUrQlxUjQAAAEE
USERapache
proxy-nokeepalive1