Question : is there a way to find out what payment processor is used for a certain website?
I’ve come into contact with people who can tell what processor is working for a certain site. how do they know this info? is there a tool that can tell you what processor works for a certain site, is there a type of directory?
payment processor

Best answer:

Answer by Guardian
um… im not sure, and i might be incorrect…

but if you are trying to find out the proc on a webserver… you can simply read the headers after a few different arp requests.

( im not sure what a payment processor is)

hope this helps