AS27580 — ENGINEERING-ASN1

AS27580 announces 1 IPv4 prefixes covering 1,024 addresses and 1 IPv6 prefixes.

About this network

The AS handle ENGINEERING-ASN1 is held by ConvergeOne Holdings, Inc.

What it's used for

• The address space is registered under the netname C1ENGINEERING-V4, indicating a corporate engineering or internal infrastructure estate.
• The AS announces 1024 IPv4 addresses across 1 prefix and 3 IPv6 prefixes, with 4 observed neighbours. This low neighbour count relative to the address inventory suggests an internal corporate network rather than a transit or access provider.

Notable

• The RDAP registrant CONVERGEONE HOLDINGS, INC. matches the registry holder, confirming consistent ownership of the announced space.
• The inventory consists of a single IPv4 block (104.153.152.0/22) and three IPv6 prefixes, representing a compact, self-contained address allocation typical of a private corporate estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 104.153.152.0/22
• 2604:f1c0::/32

Upstream networks

• AS33652 Comcast Cable Communications, LLC
• AS33667 Comcast Cable Communications, LLC
• AS35985 One Ring Networks, Inc.
• AS33651 Comcast Cable Communications, LLC

Adjacent networks

• AS33652 Comcast Cable Communications, LLC
• AS33667 Comcast Cable Communications, LLC
• AS35985 One Ring Networks, Inc.
• AS33651 Comcast Cable Communications, LLC