AS21516 — ECH-2

AS21516 announces 2 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

The AS handle ECH-2 is held by WellSpan Ephrata Community Hospital.

What it's used for

• The address space carries internal hospital infrastructure, evidenced by registrants Ephrata Community Hospital (netname NLCPHA) and York Hospital (netname YORKHOS4).
• The AS announces 512 IPv4 addresses across 2 prefixes with 2 observed neighbours, indicating a small, self-contained corporate network rather than a transit or access provider.

Notable

• Registrants align with the announcer, listing Ephrata Community Hospital and York Hospital, both part of the WellSpan Health system.
• In October 2013, Ephrata Community Hospital joined WellSpan Health and now operates as WellSpan Ephrata Community Hospital.
• The inventory consists of two /24 blocks, one for each hospital entity, reflecting a segmented internal estate.

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

Announced prefixes

• 204.238.209.0/24
• 205.153.235.0/24

Upstream networks

• AS3737 PenTeleData Inc.
• AS40588 York Hospital

Adjacent networks

• AS3737 PenTeleData Inc.
• AS40588 York Hospital