What are the IPs that Alert Logic scans originate from?

The following table contains the broad range of IP addresses owned by Alert Logic for existing and future use. Alert Logic scanning technologies use a specific subnet of these IP addresses for scan origination. Make sure that your active protective mechanisms, such as IDS, IPS, WAFs, and firewalls that can send shun/block request allow scanning traffic from all the following IP addresses:

PCI ASV Scanning

For Alert Logic customers running PCI ASV scans through Fortra VM, the following IP addresses are used. 

• US = 3.146.42.96/27
• EU/UK = 13.50.164.192/27

For additional technical information on scans, refer to our Getting Started with Scans documentation.