Report for 6303

Name

BARCLAYS-CAPITAL - Barclays Capital, 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.

6303 BARCLAYS-CAPITAL - Barclays Capital, US

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS14733         AS14733 - Barclays Capital Inc., US
    AS701           UUNET - Verizon Business, US
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US
  Downstream Adjacent AS list
    AS14733         AS14733 - Barclays Capital Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5945  AS6303         ORG+TRN Originate:      25856 /17.34  Transit:       2560 /20.68 BARCLAYS-CAPITAL - Barclays Capital, 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       %
 3449 AS6303        BARCLAYS-CAPITAL - Barclays Capital, US           45     24      9     30     15  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  63.78.242.0/24       4777 32787 6303        
  146.127.40.0/22      4777 2516 701 6303     
  146.127.40.0/23      4777 2516 701 6303   - Withdrawn - matching aggregate 146.127.40.0/22 4777 2516 701 6303
  146.127.40.0/23      4777 32787 6303      + Announce - aggregate of 146.127.40.0/24 (4777 32787 6303) and 146.127.41.0/24 (4777 32787 6303)
  146.127.40.0/24      4777 32787 6303      - Withdrawn - aggregated with 146.127.41.0/24 (4777 32787 6303)
  146.127.41.0/24      4777 32787 6303      - Withdrawn - aggregated with 146.127.40.0/24 (4777 32787 6303)
  146.127.60.0/23      4777 2516 701 6303     
  146.127.61.0/24      4777 32787 6303        
  146.127.222.0/23     4777 2516 701 6303     
  146.127.223.0/24     4777 32787 6303        
  146.127.224.0/20     4777 2516 701 6303     
  146.127.224.0/21     4777 2516 701 6303   - Withdrawn - matching aggregate 146.127.224.0/20 4777 2516 701 6303
  146.127.224.0/22     4777 32787 6303      + Announce - aggregate of 146.127.224.0/23 (4777 32787 6303) and 146.127.226.0/23 (4777 32787 6303)
  146.127.224.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.225.0/24 (4777 32787 6303)
  146.127.225.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.224.0/24 (4777 32787 6303)
  146.127.226.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.227.0/24 (4777 32787 6303)
  146.127.227.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.226.0/24 (4777 32787 6303)
  146.127.228.0/23     4777 32787 6303      + Announce - aggregate of 146.127.228.0/24 (4777 32787 6303) and 146.127.229.0/24 (4777 32787 6303)
  146.127.228.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.229.0/24 (4777 32787 6303)
  146.127.229.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.228.0/24 (4777 32787 6303)
  146.127.240.0/21     4777 2516 701 18971 14733 6303   
  146.127.240.0/22     4777 2516 701 6303     
  146.127.240.0/22     4777 32787 6303      + Announce - aggregate of 146.127.240.0/23 (4777 32787 6303) and 146.127.242.0/23 (4777 32787 6303)
  146.127.240.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.241.0/24 (4777 32787 6303)
  146.127.241.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.240.0/24 (4777 32787 6303)
  146.127.242.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.243.0/24 (4777 32787 6303)
  146.127.243.0/24     4777 32787 6303      - Withdrawn - aggregated with 146.127.242.0/24 (4777 32787 6303)
  146.127.244.0/22     4777 2516 701 6303     
  146.127.244.0/24     4777 32787 6303        
  146.127.246.0/24     4777 32787 6303        
  146.127.248.0/21     4777 2516 701 6303     
  157.83.142.0/23      4777 32787 6303      + Announce - aggregate of 157.83.142.0/24 (4777 32787 6303) and 157.83.143.0/24 (4777 32787 6303)
  157.83.142.0/24      4777 32787 6303      - Withdrawn - aggregated with 157.83.143.0/24 (4777 32787 6303)
  157.83.143.0/24      4777 32787 6303      - Withdrawn - aggregated with 157.83.142.0/24 (4777 32787 6303)
  167.203.48.0/22      4777 2516 701 18971 14733 6303   
  167.203.48.0/23      4777 2516 701 6303     
  167.203.48.0/23      4777 32787 6303      + Announce - aggregate of 167.203.48.0/24 (4777 32787 6303) and 167.203.49.0/24 (4777 32787 6303)
  167.203.48.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.49.0/24 (4777 32787 6303)
  167.203.49.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.48.0/24 (4777 32787 6303)
  167.203.50.0/23      4777 2516 701 6303     
  167.203.50.0/23      4777 32787 6303      + Announce - aggregate of 167.203.50.0/24 (4777 32787 6303) and 167.203.51.0/24 (4777 32787 6303)
  167.203.50.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.51.0/24 (4777 32787 6303)
  167.203.51.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.50.0/24 (4777 32787 6303)
  167.203.60.0/23      4777 2516 701 6303     
  167.203.60.0/23      4777 32787 6303      + Announce - aggregate of 167.203.60.0/24 (4777 32787 6303) and 167.203.61.0/24 (4777 32787 6303)
  167.203.60.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.61.0/24 (4777 32787 6303)
  167.203.61.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.60.0/24 (4777 32787 6303)
  167.203.62.0/23      4777 2516 701 6303     
  167.203.62.0/23      4777 32787 6303      + Announce - aggregate of 167.203.62.0/24 (4777 32787 6303) and 167.203.63.0/24 (4777 32787 6303)
  167.203.62.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.63.0/24 (4777 32787 6303)
  167.203.63.0/24      4777 32787 6303      - Withdrawn - aggregated with 167.203.62.0/24 (4777 32787 6303)
  192.107.28.0/24      4777 32787 6303        
  192.147.56.0/23      4777 2516 701 6303     
  192.147.57.0/24      4777 32787 6303        

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

AS6303   45 More Specifics   45 Total Advertisements   BARCLAYS-CAPITAL - Barclays Capital, US
    63.78.242.0/24                63.64.0.0/10
    146.127.40.0/22               146.127.0.0/16
    146.127.40.0/23               146.127.0.0/16
    146.127.40.0/24               146.127.0.0/16
    146.127.41.0/24               146.127.0.0/16
    146.127.60.0/23               146.127.0.0/16
    146.127.61.0/24               146.127.0.0/16
    146.127.222.0/23              146.127.0.0/16
    146.127.223.0/24              146.127.0.0/16
    146.127.224.0/20              146.127.0.0/16
    146.127.224.0/21              146.127.0.0/16
    146.127.224.0/24              146.127.0.0/16
    146.127.225.0/24              146.127.0.0/16
    146.127.226.0/24              146.127.0.0/16
    146.127.227.0/24              146.127.0.0/16
    146.127.228.0/24              146.127.0.0/16
    146.127.229.0/24              146.127.0.0/16
    146.127.240.0/21              146.127.0.0/16
    146.127.240.0/22              146.127.0.0/16
    146.127.240.0/24              146.127.0.0/16
    146.127.241.0/24              146.127.0.0/16
    146.127.242.0/24              146.127.0.0/16
    146.127.243.0/24              146.127.0.0/16
    146.127.244.0/22              146.127.0.0/16
    146.127.244.0/24              146.127.0.0/16
    146.127.246.0/24              146.127.0.0/16
    146.127.248.0/21              146.127.0.0/16
    157.83.142.0/24               157.83.0.0/16
    157.83.143.0/24               157.83.0.0/16
    167.203.48.0/22               167.203.0.0/16
    167.203.48.0/23               167.203.0.0/16
    167.203.48.0/24               167.203.0.0/16
    167.203.49.0/24               167.203.0.0/16
    167.203.50.0/23               167.203.0.0/16
    167.203.50.0/24               167.203.0.0/16
    167.203.51.0/24               167.203.0.0/16
    167.203.60.0/23               167.203.0.0/16
    167.203.60.0/24               167.203.0.0/16
    167.203.61.0/24               167.203.0.0/16
    167.203.62.0/23               167.203.0.0/16
    167.203.62.0/24               167.203.0.0/16
    167.203.63.0/24               167.203.0.0/16
    192.107.28.0/24               192.107.28.0/22
    192.147.56.0/23               192.147.56.0/21
    192.147.57.0/24               192.147.56.0/21

Whois Entry

whois: 402617

IANA has recorded AS6303 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS6303\n