[[php/urlinfo.php|urlinfo]] is a simple PHP CLI wrapper around cURL that allows to display the most important information about the requested url in easy-to-read form.
urlinfo [options] URL
Arguments:
URL - url to request
Options:
-b show body (only for unencoded text/plain content)
-c print verbose cURL info (without SSL info)
-f ignore SSL errors
-H print this info and exit
-h print verbose response headers (without cookies and CSP)
-i print verbose ipinfo
-m mute standard output
-p force plain text content response
-t show script execution time
-v print version and exit
- TTFB (Time to First Byte) is calculated as a time between final request (GET send by the client after TCP handshake and SSL handshake) and first byte recieved (difference between
time_pretransferandtime_starttransfer). - Time of transfer is calculated as a time betwenen total time (
time_total) and a time the first byte was just about to be transferred (time_starttransfer). - Total time is calculated as a total time for this request, including name resolving, handshaking and transfer.