=== Received Headers ===

HTTP_REFERER: NOT SET
HTTP_USER_AGENT: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
REMOTE_ADDR: 216.73.216.153
REQUEST_URI: /elster_int/test_referer.php

=== All HTTP Headers ===

HTTP_ACCEPT: */*
HTTP_HOST: wapizo.click
HTTP_USER_AGENT: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_X_FORWARDED_FOR: 216.73.216.153,216.73.216.15
HTTP_X_FORWARDED_HOST: wapizo.click
HTTP_X_FORWARDED_PORT: 443
HTTP_X_FORWARDED_PROTO: https
HTTP_X_FORWARDED_SERVER: wapizo.click
HTTP_X_REAL_IP: 216.73.216.153
HTTP_X_HTTPS: 1