Report for 399485

Name

TCW-AS-TOR - The TCW Group, 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.

399485 TCW-AS-TOR - The TCW Group, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS701           UUNET - Verizon Business, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
77313 AS399485       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  TCW-AS-TOR - The TCW Group, 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       %
76785 AS399485      TCW-AS-TOR - The TCW Group, Inc., US               1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  205.153.177.0/24     4777 2516 701 399485   

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

AS399485   1 More Specifics   1 Total Advertisements   TCW-AS-TOR - The TCW Group, Inc., US
    205.153.177.0/24              205.153.176.0/22

Whois Entry

whois: 402603

IANA has recorded AS399485 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS399485\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:       399485
             ASName:         TCW-AS-TOR
             ASHandle:       AS399485
             RegDate:        2021-03-24
             Updated:        2021-03-24
             Ref:            https://rdap.arin.net/registry/autnum/399485
             
             
             OrgName:        The TCW Group, Inc.
             OrgId:          TG-193
             Address:        515 S. Flower Street
             Address:        Suite 2700
             City:           Los Angeles
             StateProv:      CA
             PostalCode:     90071
             Country:        US
             RegDate:        2016-11-14
             Updated:        2025-01-22
             Ref:            https://rdap.arin.net/registry/entity/TG-193
             
             
             OrgTechHandle: ESNET-ARIN
             OrgTechName:   es-network
             OrgTechPhone:  +1-213-244-0208 
             OrgTechEmail:  es-network@tcw.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ESNET-ARIN
             
             OrgAbuseHandle: LEONS1-ARIN
             OrgAbuseName:   Leon, Stephen 
             OrgAbusePhone:  +1-213-244-0208 
             OrgAbuseEmail:  steve.leon@tcw.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/LEONS1-ARIN
             
             OrgNOCHandle: LEONS1-ARIN
             OrgNOCName:   Leon, Stephen 
             OrgNOCPhone:  +1-213-244-0208 
             OrgNOCEmail:  steve.leon@tcw.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/LEONS1-ARIN
             
             OrgAbuseHandle: ESNET-ARIN
             OrgAbuseName:   es-network
             OrgAbusePhone:  +1-213-244-0208 
             OrgAbuseEmail:  es-network@tcw.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ESNET-ARIN
             
             OrgTechHandle: LEONS1-ARIN
             OrgTechName:   Leon, Stephen 
             OrgTechPhone:  +1-213-244-0208 
             OrgTechEmail:  steve.leon@tcw.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LEONS1-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.
             #