AS21817 — NORCAST-AS

AS21817 announces 10 IPv4 prefixes covering 9,984 addresses and 0 IPv6 prefixes.

About this network

NORCAST-AS is operated by Wave Broadband.

What it's used for

• The address space carries residential and business cable services, evidenced by netnames like NORCAST-BLK1 and BRTELECOM-V4-BLK1 and a reverse DNS entry for mail.michaeldusitrucking.com.
• The AS announces 9984 IPv4 addresses across 10 prefixes with only 1 observed neighbour, indicating an access network providing last-mile connectivity rather than transit.

Notable

• Registrants are consistent with the announcer, listing Wave Broadband for most blocks and Norcast Communications for the 207.114.183.0/24 and 207.114.190.0/24 prefixes.
• Wave Broadband is a subsidiary of WaveDivision Holdings, LLC, which operates as part of the Astound Broadband family of companies.
• The inventory consists of a mix of /21, /22, and /24 blocks, with no IPv6 prefixes currently announced in the inventory.

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

Announced prefixes

• 104.152.100.0/22
• 198.161.144.0/22
• 198.180.225.0/24
• 199.7.192.0/21
• 199.36.176.0/21
• 199.48.56.0/22
• 199.187.148.0/22
• 199.200.112.0/22
• 207.114.183.0/24
• 207.114.190.0/24

Upstream networks

• AS14589 Wave Broadband

Adjacent networks

• AS14589 Wave Broadband