AS19685 — HCIS-1

AS19685 announces 19 IPv4 prefixes covering 6,656 addresses and 0 IPv6 prefixes.

About this network

The AS handle HCIS-1 is held by CSI Telecom Group, Inc.

What it's used for

• The address space carries web services and corporate infrastructure, evidenced by netnames WEBSERVICES and CSI-TELECOM-GROUP-INC.
• The inventory consists of 19 IPv4 prefixes covering 6,656 addresses, with a neighbour count of 3, indicating a small-scale access or business network rather than a transit provider.

Notable

• Registrants are predominantly CSI Telecom Group, Inc, with exceptions for Systems Solutions of Paducah, Inc. and MyChoice Internet on specific /24 blocks.
• The address inventory is finely subdivided into /23 and /24 blocks, consistent with an internal corporate estate or small ISP segmentation.

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

Announced prefixes

• 63.245.224.0/23
• 63.245.227.0/24
• 63.245.228.0/23
• 63.245.232.0/24
• 63.245.236.0/24
• 63.245.242.0/23
• 63.245.244.0/24
• 63.245.252.0/23
• 63.245.255.0/24
• 74.207.0.0/23
• 74.207.3.0/24
• 74.207.4.0/24
• 74.207.6.0/23
• 74.207.14.0/24
• 74.207.17.0/24
• 74.207.18.0/23
• 74.207.28.0/24
• 74.207.31.0/24
• 204.107.173.0/24

Upstream networks

• AS22909 Comcast Cable Communications, LLC
• AS3356 Level 3 Parent, LLC
• AS12025 Iron Mountain Data Center

Adjacent networks

• AS22909 Comcast Cable Communications, LLC
• AS3356 Level 3 Parent, LLC
• AS12025 Iron Mountain Data Center