AS63256 New York Structural Biology Center, Inc.

NYSBC - New York Structural Biology Center, Inc. · registered in the United States

IPv4 addresses1281 prefixes · <0.001% of announced IPv4

Rank in United States#18,333largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#79,384of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS63256 in ASN lookup Look up an IP in this network (38.96.169.129) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

38.96.169.128/25

Similar-sized networks in United States

ASNNameIPv4 addresses

AS403139#18330 BRISTOL-TRADING-CO - Bristol256

AS403141#18331 ZETIXIO - Zetixio256

AS1909#18332 CAIDA - San Diego Supercomputer Center147

AS33585#18334 NEWPORTBEACH-ASN01 - City of Newport Beach34

AS3939#18335 NTTA-3936 - NTT America, Inc.32

AS2543#18336 UCIMC-AS - University of California, Irvine4

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