ASN Lookup Tool

Thornburg Investment Management Inc. thornburg.com US US 3 Routes

AS Data

AS31883

AS31883 – Thornburg Investment Management Inc.

AS Number 31883
AS Name TIM-2300
Organization Thornburg Investment Management Inc.(tim-50)
Country US
Website thornburg.com
Number of IPv4 Routes 3
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2020-01-09

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Use ASN data for AS31883 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
50.222.105.0/24 256
66.59.217.0/24 256
207.224.188.0/24 256

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:       31883
ASName:         TIM-2300
ASHandle:       AS31883
RegDate:        2020-01-09
Updated:        2020-01-09    
Ref:            https://rdap.arin.net/registry/autnum/31883


OrgName:        Thornburg Investment Management Inc.
OrgId:          TIM-50
Address:        2300 N. Ridgetop Road
City:           Santa Fe
StateProv:      NM
PostalCode:     87506
Country:        US
RegDate:        2019-12-23
Updated:        2025-06-05
Ref:            https://rdap.arin.net/registry/entity/TIM-50


OrgAbuseHandle: BISHO327-ARIN
OrgAbuseName:   Bishop, Bryan 
OrgAbusePhone:  +1-505-467-7966 
OrgAbuseEmail:  bbishop@thornburg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BISHO327-ARIN

OrgTechHandle: BISHO327-ARIN
OrgTechName:   Bishop, Bryan 
OrgTechPhone:  +1-505-467-7966 
OrgTechEmail:  bbishop@thornburg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BISHO327-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
AS33654 Comcast Cable Communications, LLC US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS33654 Comcast Cable Communications, LLC US
AS3356 Level 3 Parent, LLC US

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Frequently Asked Questions

ASN AS31883 is an Autonomous System Number used to identify a network for BGP internet routing.
AS31883 is listed under Thornburg Investment Management Inc..
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.