AS511 Prisma Health

PRISMA HEALTH - Prisma Health · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#13,590largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#62,863of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS511 in ASN lookup Look up an IP in this network (199.15.151.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

199.15.151.0/24

Other ASNs named Prisma Health

3 other networks use the same organisation name; together with AS511 they announce 69,888 IPv4 addresses.

ASNNameIPv4 addresses

AS11101PRISMA HEALTH - Prisma Health US65,536

AS3565PRISMA-HEALTH - Prisma Health US3,840

AS11304BMH-ASN - Prisma Health US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS408#13587 AFCONC-BLOCK1-AS - Air Force Systems Networking256

AS461#13588 AFCONC-BLOCK1-AS - Air Force Systems Networking256

AS463#13589 AFCONC-BLOCK1-AS - Air Force Systems Networking256

AS547#13591 ASN-IBM-LEX - IBM256

AS607#13592 RNM-15-ASN-01 - Revelation Network Management, Inc.256

AS656#13593 DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)256

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