AS12128 Refinitiv US LLC

ITS-HYDERABAD - Refinitiv US LLC · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in United States#10,658largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#49,753of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS12128 in ASN lookup Look up an IP in this network (146.242.25.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

146.242.25.0/24
159.220.78.0/24

Other ASNs named Refinitiv US LLC

5 other networks use the same organisation name; together with AS12128 they announce 28,416 IPv4 addresses.

ASNNameIPv4 addresses

AS3145RFT-AS - Refinitiv US LLC US13,056

AS32067AS32067 - Refinitiv US LLC US8,448

AS10457ILX-ASN - Refinitiv US LLC US5,632

AS22064AS22064-FXALL - Refinitiv US LLC US512

AS36500REDI-US - Refinitiv US LLC US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS12100#10655 LEXICON4800 - Lexicon International Inc512

AS12113#10656 DAWN-FOOD-PRODUCTS - Dawn Food Products, Inc.512

AS12120#10657 AAO-AIO - Amphenol Corp512

AS12158#10659 ILLUMINA - ILLUMINA, INC.512

AS12163#10660 AMHERST-HOLDINGS - Amherst Holdings LLC512

AS12168#10661 DANAONMISSIONBAY-GUEST-INTERNET - The Dana On Mission Bay512

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