Report for 33359

Name

COWEN-AS-3 - COWEN EXECUTION SERVICES LLC., 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 AS6447) 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.

33359 COWEN-AS-3, US

  Adjacency:     6  Upstream:     6  Downstream:     0
  Upstream Adjacent AS list
    AS701           UUNET, US
    AS6939          HURRICANE, US
    AS8220          COLT COLT Technology Services Group Limited, GB
    AS174           COGENT-174, US
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK, US
    AS6461          ZAYO-6461, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16416 AS33359        ORIGIN  Originate:       4352 /19.91  Transit:          0 /0.00  COWEN-AS-3, 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       %
22254 AS33359       COWEN-AS-3, US                                    14      1      0     13      1   7.14%


  Prefix               AS Path                              Aggregation Suggestion
  67.43.80.0/24        2497 174 33359         
  67.43.82.0/23        6939 33359             
  67.43.82.0/24        2497 174 33359         
  67.43.83.0/24        2497 32787 33359       
  67.43.84.0/23        6939 33359             
  67.43.84.0/24        2497 32787 33359       
  67.43.85.0/24        2497 174 33359         
  67.43.88.0/23        2497 174 33359         
  67.43.88.0/24        2497 32787 33359       
  67.43.89.0/24        2497 174 33359       - Withdrawn - matching aggregate 67.43.88.0/23 2497 174 33359
  67.43.91.0/24        6939 33359             
  67.43.93.0/24        6939 33359             
  208.89.28.0/24       6939 33359             
  208.89.29.0/24       2497 174 33359         

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

AS33359   12 More Specifics   12 Total Advertisements   COWEN-AS-3, US
    67.43.80.0/24                 67.43.80.0/20
    67.43.82.0/24                 67.43.80.0/20
    67.43.83.0/24                 67.43.80.0/20
    67.43.84.0/24                 67.43.80.0/20
    67.43.85.0/24                 67.43.80.0/20
    67.43.88.0/24                 67.43.80.0/20
    67.43.89.0/24                 67.43.80.0/20
    67.43.91.0/24                 67.43.80.0/20
    67.43.93.0/24                 67.43.80.0/20
    67.43.95.0/24                 67.43.80.0/20
    208.89.28.0/24                208.89.28.0/22
    208.89.29.0/24                208.89.28.0/22
    67.43.82.0/23                 67.43.80.0/20
    67.43.84.0/23                 67.43.80.0/20

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 67.43.82.0/23               Withdrawn
    - 67.43.84.0/23               Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS33359 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS33359\n