Why is ntop connecting to jake.ntop.org?
A. jake.ntop.org is the cannonical name for version.ntop.org, which hosts the xml file used for the version check. See the man page, 1st run log messages and/or privacyNotice.html page (Click on the “this” in this line: “For information on ntop and information privacy, see this page.” on the 1st page ntop presents).