AS6303 Barclays Capital

BARCLAYS-CAPITAL - Barclays Capital · registered in the United States

IPv4 addresses7,93613 prefixes · <0.001% of announced IPv4

Rank in United States#3,460largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#10,996of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS6303 in ASN lookup Look up an IP in this network (63.78.242.1) All networks in United States

IPv4 prefixes

All 13 prefixes, in address order.

63.78.242.0/24
146.127.40.0/23
146.127.61.0/24
146.127.223.0/24
146.127.224.0/21
146.127.240.0/22
146.127.244.0/24
146.127.246.0/24
157.83.142.0/23
167.203.48.0/22
167.203.60.0/22
192.107.28.0/24
192.147.57.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS53280#3457 PROMEDICA - The Toledo Hospital7,936

AS129#3458 DNIC-AS-00129 - United States Department of Defense (DoD)7,936

AS1252#3459 UNMC-AS - University of Nebraska Medical Center7,936

AS7163#3461 NYLI-AS - New York Life Insurance Company7,936

AS10689#3462 FVI-CHI - Fox Valley Internet7,936

AS11038#3463 SALISH-NETWORKS - Salish Networks, Inc.7,936

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