AS17071 UBS AG

UBSW-STAMFORD - UBS AG · registered in the United States

IPv4 addresses15,36024 prefixes · <0.001% of announced IPv4

Rank in United States#2,451largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#7,294of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS17071 in ASN lookup Look up an IP in this network (139.149.8.1) All networks in United States

IPv4 prefixes

All 24 prefixes, in address order.

139.149.8.0/22
139.149.12.0/23
139.149.22.0/23
139.149.24.0/21
139.149.58.0/23
139.149.90.0/23
139.149.92.0/23
139.149.96.0/22
139.149.102.0/23
139.149.120.0/23
139.149.124.0/23
139.149.130.0/23
139.149.132.0/23
139.149.138.0/23
139.149.248.0/23
155.145.114.0/23
155.145.116.0/23
155.145.194.0/23
155.145.202.0/23
155.145.204.0/22
155.145.208.0/23
155.145.214.0/23
155.145.216.0/23
155.145.220.0/23

Other ASNs named UBS AG

2 other networks use the same organisation name; together with AS17071 they announce 34,048 IPv4 addresses.

ASNNameIPv4 addresses

AS10615PAINEWEBBER-ASN - UBS AG US10,240

AS8883UBS AG CH8,448

Similar-sized networks in United States

ASNNameIPv4 addresses

AS7346#2448 SPRINGTIDE-AS - Springtide Communications15,360

AS14669#2449 RGTS-NY - Convergeone Unified Technology Solutions, Inc.15,360

AS15250#2450 USFAMILY-ASN - Metronet15,360

AS32869#2452 SILVERSTAR-NET - Silver Star Telecom, LLC15,360

AS33247#2453 COASTAL-BGP - COASTAL TELCO SERVICES, INC.15,360

AS46433#2454 ADF01 - EBOUNDHOST.com15,360

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