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By default, is configured with a regional, specific cloud scanner. In addition to using the default cloud scanner, users can also link Nessus scanners, NNM scanners, and Nessus Agents to

Once linked to, use the key to add remote scanners to Scanner Groups. You can also manage and select remote scanners when configuring scans.

You must install a Nessus scanner or NNM instance on a host before you can link the scanner to

The Linked Scanners page displays scanner names, types, and permissions.

Cloud Scanners

By default, is configured with region-specific Cloud Scanners. You can select these scanners when you create and launch scans.

The interface displays the following Cloud Scanners:

  • US Cloud Scanner: A group of scanners from one US-EAST range (Ohio or Virginia) and the US-WEST range.
  • US East Cloud Scanners: A group of scanners from either the Ohio or Virginia US-EAST range.
  • US West Cloud Scanners: A group of scanners from the US-WEST range.
  • AP Singapore Cloud Scanners: A group of scanners from the Singapore AP-SOUTHEAST range.
  • EU Frankfurt Cloud Scanners: A group of scanners from the EU-CENTRAL range.

The following table identifies each Scanner and, for whitelisting purposes, its IP address range. These IP ranges are exclusive to Tenable, Inc.


IP Range

IPv6 Range

Amazon US-EAST (Ohio)


Amazon US-EAST (Virginia)


Amazon US-WEST (California)


Amazon EU-CENTRAL (Frankfurt)


Amazon EU-WEST (London)


Amazon AP-SOUTHEAST (Singapore)


Amazon AP-SOUTHEAST (Sydney)


Amazon CA01 (CA-Central-1) 2600:1f11:622:3000::/56
Amazon JP01 (AP-Northeast-1) 2406:da14:e76:5b00::/56
Tip: The above ranges can be used for whitelisting for internal scanner or agent communications.

Linked Scanners

In addition to using scanners, you can also link Nessus and NNM scanners to

The Linked Scanners page displays the Linking Key, identifies scanners by scanner type (Nessus or NNM) and indicates if the scanners have Shared permissions.

Linked Scanners page

Use the Linking Key when installing and connecting Nessus Manager, Nessus Agent, or NNM scanners.

Manager Host:
Manager Port: 443

From the Linked Scanner page, you can:

  • Open a Linked Scanner to view or modify its settings.
  • Remove a Linked Scanner.
  • Disable a Linked Scanner.

Copyright © 2019 Tenable, Inc. All rights reserved. Tenable,, Tenable Network Security, Nessus, SecurityCenter, SecurityCenter Continuous View and Log Correlation Engine are registered trademarks of Tenable, Inc.., Lumin, Assure, and the Cyber Exposure Company are trademarks of Tenable, Inc. All other products or services are trademarks of their respective owners.