Network Security

Service availability and scheduled maintenance for Intelligence Services/WebFilter, ProxySG, Secure Access Cloud and Web Isolation.

Planned Maintenance for Americas WSS Web Isolation Customers - July 11, 2021
Scheduled Maintenance Report for Symantec Web & Network Security
The scheduled maintenance has been completed.
Posted Jul 11, 2021 - 17:00 UTC
In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Jul 11, 2021 - 14:00 UTC
On July 11, 2021, the Web Isolation team will migrate the Web Isolation add-on service for Americas Web Security Service (WSS) customers from Amazon Web Services (AWS) to Google Cloud. When this migration is complete, egress IP addresses will have changed.

  • Start time: July 11, 2021, at 14:00 UTC
  • End time: July 11, 2021, at 17:00 UTC

    Only Web Security Service customers who use the Web Isolation add-on service will be impacted. If you do not have Web Isolation, you can disregard this communication.

    Web Isolation customers can expect minor service disruption during the maintenance window. Web applications may require users to reauthenticate during or following the maintenance window.

    Customer Action
    Be aware of new egress IP ranges for your region. Third-party applications who restrict connections by source IP must be updated to accept connections from the IP address ranges listed below:

  • Montréal, Québec, Canada -
  • São Paulo, Brazil -
  • Washington DC, USA -,
  • Portland, Oregon, USA -

    Be aware that existing Amazon Web Services (AWS) IP addresses will be decommissioned at the conclusion of the maintenance event:

  • US East (N. Virginia) -,
  • US West (Oregon) -,
  • South America (São Paulo) -,

    More Information
    For more information, see Web Security Service (WSS) ingress and egress IP addresses and Web Isolation Cloud Ingress and Egress IP Addresses.

    If you are experiencing issues, contact Technical Support.
  • Posted Jul 02, 2021 - 17:37 UTC
    This scheduled maintenance affected: Web Isolation (Web Security Service - US-EAST (N. Virginia), Web Security Service - US-WEST (Oregon), Web Security Service - SA-EAST (São Paulo)).