Report for 13821

Name

ACML - AllianceBernstein L.P., 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 AS4637) 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.

13821 --No Registry Entry--

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS174     COGENT Cogent/PSI
    AS1239    SPRINTLINK - Sprint
    AS10910   INTERNAP-BLK - Internap Network Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12155 AS13821  ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  --No Registry Entry--

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       %
 4952 AS13821 --No Registry Entry--                         8      2      1      7      1  12.50%


  Prefix               AS Path                              Aggregation Suggestion
  206.218.208.0/23     4637 3491 3561 1239 13821 + Announce - aggregate of 206.218.208.0/24 (4637 3491 3561 1239 13821) and 206.218.209.0/24 (4637 3491 3561 1239 13821)
  206.218.208.0/24     4637 3491 3561 1239 13821 - Withdrawn - aggregated with 206.218.209.0/24 (4637 3491 3561 1239 13821)
  206.218.209.0/24     4637 3491 3561 1239 13821 - Withdrawn - aggregated with 206.218.208.0/24 (4637 3491 3561 1239 13821)
  206.218.216.0/24     4637 3549 10910 13821   
  206.218.217.0/24     4637 3491 3561 1239 13821   
  206.218.218.0/24     4637 3549 10910 13821   
  206.218.219.0/24     4637 174 13821         
  206.218.224.0/24     4637 3549 10910 13821   
  209.191.168.0/24     4637 3549 10910 13821   

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

AS13821   9 More Specifics   9 Total Advertisements   --No Registry Entry--
    206.218.208.0/24              206.218.192.0/18
    206.218.209.0/24              206.218.192.0/18
    206.218.216.0/24              206.218.192.0/18
    206.218.217.0/24              206.218.192.0/18
    206.218.218.0/24              206.218.192.0/18
    206.218.219.0/24              206.218.192.0/18
    206.218.220.0/24              206.218.192.0/18
    206.218.224.0/24              206.218.192.0/18
    209.191.168.0/24              209.191.128.0/18

Whois Entry

whois: 402603

IANA has recorded AS13821 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13821\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:       13821
             ASName:         ACML
             ASHandle:       AS13821
             RegDate:        1999-08-23
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/13821
             
             
             OrgName:        AllianceBernstein L.P.
             OrgId:          ALLIA-75
             Address:        501 Commerce St.
             City:           Nashville
             StateProv:      TN
             PostalCode:     37203
             Country:        US
             RegDate:        2008-01-28
             Updated:        2024-04-15
             Ref:            https://rdap.arin.net/registry/entity/ALLIA-75
             
             
             OrgAbuseHandle: NETWO8434-ARIN
             OrgAbuseName:   Network Engineering
             OrgAbusePhone:  +1-212-823-7070 
             OrgAbuseEmail:  GETS-CommunicationsEngineering@alliancebernstein.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO8434-ARIN
             
             OrgTechHandle: NETWO8434-ARIN
             OrgTechName:   Network Engineering
             OrgTechPhone:  +1-212-823-7070 
             OrgTechEmail:  GETS-CommunicationsEngineering@alliancebernstein.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO8434-ARIN
             
             OrgNOCHandle: NETWO8434-ARIN
             OrgNOCName:   Network Engineering
             OrgNOCPhone:  +1-212-823-7070 
             OrgNOCEmail:  GETS-CommunicationsEngineering@alliancebernstein.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO8434-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.
             #