AS19031 — WESCO

AS19031 announces 8 IPv4 prefixes covering 3,584 addresses and 0 IPv6 prefixes.

About this network

The AS handle WESCO is held by CUAnswers, Inc.

What it's used for

• The address space carries corporate infrastructure for a financial services provider, evidenced by reverse DNS entries pointing to cuanswers.com and cubase.org.
• The inventory consists of 3,584 IPv4 addresses across 8 prefixes, with 6 observed routing neighbours, indicating a small internal corporate estate rather than a transit or access network.

Notable

• Registrants are split between CUAnswers, Inc. and CenturyLink Communications, LLC, with the latter holding legacy Qwest netnames such as CENTURYLINK-LEGACY-QWEST-INET-9.
• The address inventory is a mix of legacy Qwest blocks and CUAnswers-specific allocations, reflecting the historical acquisition of Qwest's network assets by CenturyLink and subsequent corporate rebranding.
• One prefix, 66.115.246.0/24, shows reverse DNS pointing to sdnet.net, suggesting a specific regional or legacy segment within the broader corporate footprint.

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

Announced prefixes

• 63.150.21.0/24
• 63.233.79.0/24
• 63.236.240.0/22
• 63.239.100.0/24
• 66.115.246.0/24
• 104.36.52.0/22
• 216.111.149.0/24
• 216.206.109.0/24

Upstream networks

• AS12129 123.Net, Inc.
• AS3356 Level 3 Parent, LLC
• AS13576 SDN Communications
• AS174 Cogent Communications, LLC
• AS3257 GTT Communications Inc.
• AS33668 Comcast Cable Communications, LLC

Adjacent networks

• AS12129 123.Net, Inc.
• AS3356 Level 3 Parent, LLC
• AS13576 SDN Communications
• AS174 Cogent Communications, LLC
• AS3257 GTT Communications Inc.
• AS33668 Comcast Cable Communications, LLC