AS40588 York Hospital

WELLSPAN-WOC-AS - York Hospital · registered in the United States

IPv4 addresses1,2805 prefixes · <0.001% of announced IPv4

Rank in United States#7,590largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#28,758of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS40588 in ASN lookup Look up an IP in this network (198.135.229.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

198.135.229.0/24
198.135.230.0/24
205.153.232.0/24
205.172.187.0/24
207.181.180.0/24

Other ASNs named York Hospital

1 other network uses the same organisation name; together with AS40588 they announce 1,536 IPv4 addresses.

ASNNameIPv4 addresses

AS47059YORKHOSPITAL - York Hospital US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS40292#7587 CINTAS - Cintas Corporation1,280

AS40464#7588 ECLIPSENET - Eclipse Networks, Inc.1,280

AS40525#7589 CHOC - CHILDRENS HOSPITAL OF ORANGE COUNTY1,280

AS40615#7591 BCHD-AS-1 - University Health System1,280

AS40620#7592 INGENUITY-SYSTEMS - QIAGEN Redwood City, Inc.1,280

AS40625#7593 TWC-WESTELCOM-MULTIHOMED - Jefferson Community College1,280

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources