Report for 31883

Name

TIM-2300 - Thornburg Investment Management Inc., US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

31883 TIM-2300 - Thornburg Investment Management Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS33654         CMCS - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44776 AS31883        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  TIM-2300 - Thornburg Investment Management Inc., US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
39776 AS31883       TIM-2300 - Thornburg Investment Management In      3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  50.222.105.0/24      4777 2516 7922 33654 31883   
  66.59.217.0/24       4777 2497 3356 31883   
  207.224.188.0/24     4777 2497 3356 31883   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS31883   2 More Specifics   3 Total Advertisements   TIM-2300 - Thornburg Investment Management Inc., US
    50.222.105.0/24               50.128.0.0/9
    207.224.188.0/24              207.224.0.0/15

Whois Entry

whois: 402332

IANA has recorded AS31883 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS31883\n             
             #
             # 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:  nlaws@thornburg.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BISHO327-ARIN
             
             OrgTechHandle: BISHO327-ARIN
             OrgTechName:   Bishop, Bryan 
             OrgTechPhone:  +1-505-467-7966 
             OrgTechEmail:  nlaws@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.
             #