Firewall and Proxy Server Information
VIASINC is a cloud company. Application servers are distributed across many data centers around the world, and can be provisioned at any time. Due to the highly fluid nature of VIASINC servers, VIASINC strongly discourages customers from using whitelist-based firewalls. If you must use a whitelist, we advise configuring the firewall or proxy server to allow access to all of If not possible, use the list below. Note that this list many change at any time.
Whitelist Hosts (access via port 443)
  • (AU only)
  • (NZ only)
  • (UK only)
  • (EU only)
  • (IN only)
  • (US only)
Certificate Revocation
Windows users who receive the message "It was not possible to connect to the revocation server or a definitive response could not be obtained" when logging in will need to disable online certificate revocation checking, as follows:
  1. Open Control Panel -> Network and Internet -> Internet Options
  2. Select "Advanced" tab
  3. Uncheck "Check for server certificate revocation" (under "Security")
  4. Click "OK" to save change