AS53280 — PROMEDICA - The Toledo Hospital

AS53280 announces 19 IPv4 prefixes covering 7,936 addresses and 1 IPv6 prefixes.

About this network

PROMEDICA is the autonomous system for ProMedica, a non-profit healthcare system in Toledo, Ohio.

What it's used for

• The address space is primarily registered under the netname TOLHOSP for The Toledo Hospital, with one prefix registered to MHCS - HERBERT PERMANENT CENTER.
• The AS announces 6,144 IPv4 addresses across 15 prefixes and 1 IPv6 prefix, while maintaining only 4 observed routing neighbours.
• This low neighbour-to-address ratio indicates an internal corporate estate for a large medical facility, where the space is subdivided for site-by-site segmentation rather than serving external subscribers.

Notable

• Registrants for the majority of the inventory are The Toledo Hospital, consistent with the AS holder ProMedica, which operates the hospital.
• ProMedica acquired HCR ManorCare in 2018 and rebranded it as ProMedica Senior Care, expanding its operational footprint within the same network infrastructure.
• The inventory consists of a mix of /21, /23, and /24 blocks, with one /24 block registered to a different entity, MHCS - HERBERT PERMANENT CENTER.

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

Announced prefixes

• 24.142.176.0/24
• 159.116.1.0/24
• 159.116.3.0/24
• 159.116.4.0/24
• 159.116.10.0/24
• 159.116.13.0/24
• 159.116.16.0/22
• 159.116.51.0/24
• 159.116.64.0/21
• 159.116.104.0/24
• 159.116.107.0/24
• 159.116.110.0/23
• 159.116.112.0/24
• 159.116.116.0/24
• 159.116.128.0/24
• 159.116.148.0/24
• 159.116.208.0/24
• 159.116.252.0/23
• 159.116.254.0/24
• 2620:78:8000::/48

Upstream networks

• AS13490 Buckeye Cablevision, Inc.
• AS26554 US Signal Company, L.L.C.
• AS10796 Charter Communications Inc
• AS701 Verizon Business

Adjacent networks

• AS13490 Buckeye Cablevision, Inc.
• AS26554 US Signal Company, L.L.C.
• AS10796 Charter Communications Inc
• AS701 Verizon Business

Routing security

• RPKI: 1 valid, 0 invalid and 24 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 12% of announcements registered; 12 route objects.
• Listed in as-sets: AS-AS22911, AS-AS23005, AS-CHTR-SYNC, AS-HURRICANE, AS-HURRICANEV6, AS-PNAPSJE, AS-RR-BIZ, AS-XO-B, AS13490:AS-CUSTOMERS, AS13728:AS-ALL.