ISC

ISC Network

Network Information

The following page provides details on network ranges, IPs, and points-of-presence (PoPs) on the ISC Network.

Internet Systems Consortium (ISC) is dedicated to developing software and offering services in support of the Internet infrastructure.

Category	Technology
Web Link	Home Page

The ISC Network hosts third-party applications (see below). The IPs and domains associated with ISC can be found on the ISC Domains and IPs page.

Network Intelligence

The network data shown here is also available via the Netify Data Feed API. We provide network intelligence to help deliver better digital experiences to end users and businesses.

Netify Data Feeds

For real-time analysis, Netify also provides a deep packet inspection (DPI) engine that integrates with firewalls, quality-of-service (QoS) engines, and other network tools.

Netify DPI

IPv4 Network Ranges

149.20.0.0/24
149.20.1.0/24
149.20.2.0/24
149.20.3.0/24
and 103 more

IPv6 Network Ranges

2001:4f8:1::/48
2001:4f8:2::/47
2001:4f8:4::/48
2001:4f8:5::/48
and 40 more

Network Ranges and Routes. The networks listed here are low-level detailed routes - either BGP or internal. See What Is BGP for technical details.

ASNs

AS14932	C1CX
AS3557	ISC - F-root
AS30132	ISC F-Root Ams1
AS27321	ISC F-Root Oak1
	and 1 more

What is an ASN? An Autonomous System Number (ASN) is a unique identifier assigned to a collection of IP networks managed by a company or organization.