AS Number
AS31883
AS Name
TIM-2300
Org Name
Thornburg Investment Management Inc.
Registry

arin

RegDate

2019-12-23

Updated

2026-06-18

AS31883 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

0

IPv4 NUMs

768

IPv6 NUMs(/64)

0

768 IPv4 Addresses
CIDR Description IP Num
50.222.105.0/24
IRR InValid
Comcast Cable Communications, LLC 256
66.59.217.0/24
IRR InValid
Thornburg Investment Management Inc. 256
207.224.188.0/24
Thornburg Investment Management Inc. 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1000 LINK-AMERICAN - LINK AMERICAN, US United States 256 0 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,876,544 81,609,621,504 IPv4 IPv4
AS33654 CMCS - Comcast Cable Communications, LLC, US United States 337,920 558,347,976,704 IPv4 IPv4
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:        2026-06-18
Ref:            https://rdap.arin.net/registry/entity/TIM-50


OrgNOCHandle: MASOP1-ARIN
OrgNOCName:   Masopust, Brad 
OrgNOCPhone:  +1-505-467-7403 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/MASOP1-ARIN

OrgTechHandle: LAWSN2-ARIN
OrgTechName:   Laws, Noah 
OrgTechPhone:  +1-505-467-7184 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/LAWSN2-ARIN

OrgDNSHandle: LAWSN1-ARIN
OrgDNSName:   Laws, Noah 
OrgDNSPhone:  +1-505-467-7184 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/LAWSN1-ARIN

OrgRoutingHandle: LAWSN1-ARIN
OrgRoutingName:   Laws, Noah 
OrgRoutingPhone:  +1-505-467-7184 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LAWSN1-ARIN

OrgDNSHandle: MASOP1-ARIN
OrgDNSName:   Masopust, Brad 
OrgDNSPhone:  +1-505-467-7403 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/MASOP1-ARIN

OrgNOCHandle: LAWSN1-ARIN
OrgNOCName:   Laws, Noah 
OrgNOCPhone:  +1-505-467-7184 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/LAWSN1-ARIN

OrgRoutingHandle: MASOP1-ARIN
OrgRoutingName:   Masopust, Brad 
OrgRoutingPhone:  +1-505-467-7403 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MASOP1-ARIN

OrgTechHandle: LAWSN1-ARIN
OrgTechName:   Laws, Noah 
OrgTechPhone:  +1-505-467-7184 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/LAWSN1-ARIN

OrgTechHandle: MASOP1-ARIN
OrgTechName:   Masopust, Brad 
OrgTechPhone:  +1-505-467-7403 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MASOP1-ARIN

OrgAbuseHandle: MASOP1-ARIN
OrgAbuseName:   Masopust, Brad 
OrgAbusePhone:  +1-505-467-7403 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MASOP1-ARIN

OrgAbuseHandle: LAWSN1-ARIN
OrgAbuseName:   Laws, Noah 
OrgAbusePhone:  +1-505-467-7184 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LAWSN1-ARIN