Particulars makes the following network connections which may need to be allowed on your firewall for the described functions to work.
| Host | Protocol/Port | Purpose | Frequency | Setting |
|---|---|---|---|---|
| checkip.amazonaws.com | https (tcp/443) | Discover the public IPv4 address of the Mac | On start, and every refresh of the system information (1 minute interval), if the Network detail is enabled. | detailLevel networkDetailLevel |
| support-sp.apple.com | https (tcp/443) | Lookup the model name of the Mac | Once for each serial number and locale, if the Model name detail is enabled (Intel only) | detailLevel |
| itunes.apple.com | https (tcp/443) | Check for new version | Weekly | appStoreVersionCheck |
| submit.backtrace.io | https (tcp/443) | Crash reporting | During the submission of a crash report | disableCrashManager |