AS30710 — SPECT-19-AS

AS30710 announces 8 IPv4 prefixes covering 65,280 addresses and 0 IPv6 prefixes.

About this network

The AS handle SPECT-19-AS is held by Spectrum Health.

What it's used for

• The address space carries internal corporate traffic for a healthcare organization, evidenced by the consistent netname SPECTRUM-HEALTH across all prefixes.
• The inventory consists of 9 IPv4 prefixes totaling 65,280 addresses, with only 1 observed neighbour, indicating a self-contained internal network rather than a transit or access provider.

Notable

• All registrants align with the announcer, with every prefix registered to Spectrum Health under the netname SPECTRUM-HEALTH.
• Spectrum Health merged with Beaumont Health to form BHSH Health, which subsequently rebranded as Corewell Health.
• The address inventory is a contiguous block within 167.73.0.0/16, finely subdivided into nine prefixes ranging from /17 to /24.

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

Announced prefixes

• 167.73.0.0/18
• 167.73.64.0/19
• 167.73.96.0/21
• 167.73.104.0/22
• 167.73.108.0/23
• 167.73.111.0/24
• 167.73.112.0/20
• 167.73.128.0/17

Upstream networks

• AS26554 US Signal Company, L.L.C.

Adjacent networks

• AS26554 US Signal Company, L.L.C.