root@server4:~# curl -d 'url=http://www.exmaple.cu.com/time.php' http://localhost/purge.php
root@server4:~# curl -d 'url=http://www.example.com/time.php' http://localhost/purge.php
root@server4:~# curl -d 'url=http://example.com/time.php' http://localhost/purge.php
root@server4:~# sudo nano /var/www/site1/wordpress/purge.php
root@server4:~# curl -d 'url=http://example.com/time.php' http://localhost/purge.php
bool(false)
root@server4:~# service nginx configtest
 * Testing nginx configuration                                                                                                                                                   root@server4:~# service nginx configtest
 * Testing nginx configuration                                                                                                                                                   root@server4:~# service nginx configtest
 * Testing nginx configuration                                                                                                                                                   root@server4:~# sudo nano /etc/nginx/sites-available/wordpress
root@server4:~# curl -d 'url=http://example.com/time.php' http://example.com/purge.php
^[[Abool(false)
root@server4:~# curl -d 'url=http://example.com/time.php' http://111.222.333.444/purge.php (MyServerIPs)
bool(false)
root@server4:~# service nginx configtest
 * Testing nginx configuration                                                                                                                                                   root@server4:~# curl -d 'url=http://example.com/time.php' http://localhost/purge.php
bool(false)