ASN Lookup Tool

Refinitiv US LLC refinitiv.com US US 18 Routes

AS Data

AS3145

AS3145 – Refinitiv US LLC

AS Number 3145
AS Name RFT-AS
Organization Refinitiv US LLC(rul-43)
Country US
Website refinitiv.com
Number of IPv4 Routes 18
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 1993-11-30

ASN Intelligence API for production workflows

Use ASN data for AS3145 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route # IPs
204.126.143.0/24 256
146.242.37.0/24 256
146.242.29.0/24 256
162.8.64.0/23 512
159.220.233.0/24 256
164.57.192.0/19 8192
199.224.157.0/24 256
159.220.81.0/24 256
159.220.68.0/24 256
159.220.40.0/24 256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       3145
ASName:         RFT-AS
ASHandle:       AS3145
RegDate:        1993-11-30
Updated:        2020-08-27
Comment:        Argentina    
Ref:            https://rdap.arin.net/registry/autnum/3145


OrgName:        Refinitiv US LLC
OrgId:          RUL-43
Address:        REFINITIV, 3 TIMES SQUARE
City:           NEW YORK
StateProv:      NY
PostalCode:     10036
Country:        US
RegDate:        2019-11-18
Updated:        2022-08-17
Ref:            https://rdap.arin.net/registry/entity/RUL-43


OrgAbuseHandle: ADMIN7288-ARIN
OrgAbuseName:   Administrator
OrgAbusePhone:  +1-646-223-4000 
OrgAbuseEmail:  ref.ip-admin@lseg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADMIN7288-ARIN

OrgDNSHandle: RIT6-ARIN
OrgDNSName:   Refinitiv IP Tech
OrgDNSPhone:  +1-201-356-6260 
OrgDNSEmail:  ref.ip-tech@refinitiv.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/RIT6-ARIN

OrgAbuseHandle: RIA13-ARIN
OrgAbuseName:   Refinitiv IP Abuse
OrgAbusePhone:  +442072501122 
OrgAbuseEmail:  ref.ip-abuse@refinitiv.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RIA13-ARIN

OrgTechHandle: ADMIN7288-ARIN
OrgTechName:   Administrator
OrgTechPhone:  +1-646-223-4000 
OrgTechEmail:  ref.ip-admin@lseg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN7288-ARIN

OrgRoutingHandle: ADMIN7288-ARIN
OrgRoutingName:   Administrator
OrgRoutingPhone:  +1-646-223-4000 
OrgRoutingEmail:  ref.ip-admin@lseg.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ADMIN7288-ARIN

OrgTechHandle: RIT6-ARIN
OrgTechName:   Refinitiv IP Tech
OrgTechPhone:  +1-201-356-6260 
OrgTechEmail:  ref.ip-tech@refinitiv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RIT6-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS3549 Level 3 Communications, Inc. (GBLX) US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS3356 Level 3 Parent, LLC US

Contacts

Email Contacts

ref.ip-admin@lseg.com ref.ip-tech@refinitiv.com

Abuse Contacts

ref.ip-abuse@refinitiv.com

Legacy Routes

199.224.136.0/22 198.80.176.0/24 198.80.164.0/23 146.242.32.0/22 146.242.18.0/24 159.220.71.0/24

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS3145 is an Autonomous System Number used to identify a network for BGP internet routing.
AS3145 is listed under Refinitiv US LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.