Report for 47638

Name

CADENCE-AS - Cadence Networks Ltd, GB

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.

47638 CADENCE-AS - Cadence Networks Ltd, GB

  Adjacency:     6  Upstream:     3  Downstream:     3
  Upstream Adjacent AS list
    AS7575          AARNET-AS-AP - Australian Academic and Research Network (AARNet), AU
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS1299          TWELVE99 - Arelion Sweden AB, SE
  Downstream Adjacent AS list
    AS204776        Mintopia - Jessica Smith, GB
    AS198426        Voneus - Voneus Ltd, GB
    AS210062        BARRITEL-LON-THN - Barritel Ltd, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8271  AS47638        ORG+TRN Originate:      14848 /18.14  Transit:       1280 /21.68 CADENCE-AS - Cadence Networks Ltd, GB

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       %
 7341 AS47638       CADENCE-AS - Cadence Networks Ltd, GB             21      6      0     15      6  28.57%


  Prefix               AS Path                              Aggregation Suggestion
  23.90.64.0/22        4608 7575 47638        
  91.229.174.0/23      4608 7575 47638        
  91.235.56.0/22       4608 7575 47638        
  91.237.197.0/24      4608 7575 47638        
  149.255.168.0/21     4608 7575 47638        
  185.46.200.0/22      4608 7575 47638        
  185.46.200.0/23      4608 7575 47638      - Withdrawn - matching aggregate 185.46.200.0/22 4608 7575 47638
  185.59.204.0/22      4608 7575 47638        
  185.66.204.0/22      4608 7575 47638        
  185.66.205.0/24      4608 7575 47638      - Withdrawn - matching aggregate 185.66.204.0/22 4608 7575 47638
  185.66.206.0/24      4608 7575 47638      - Withdrawn - matching aggregate 185.66.204.0/22 4608 7575 47638
  185.149.208.0/24     4608 7575 47638        
  185.149.210.0/23     4608 7575 47638        
  185.152.8.0/22       4608 7575 47638        
  185.161.132.0/22     4608 7575 47638        
  185.161.133.0/24     4608 7575 47638      - Withdrawn - matching aggregate 185.161.132.0/22 4608 7575 47638
  185.161.134.0/24     4608 7575 47638      - Withdrawn - matching aggregate 185.161.132.0/22 4608 7575 47638
  185.161.135.0/24     4608 7575 47638      - Withdrawn - matching aggregate 185.161.132.0/22 4608 7575 47638
  185.213.92.0/22      4608 7575 47638        
  192.33.132.0/24      4608 7575 47638        
  194.0.116.0/22       4608 7575 47638        

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

AS47638   9 More Specifics   21 Total Advertisements   CADENCE-AS - Cadence Networks Ltd, GB
    185.46.200.0/23               185.46.200.0/22
    185.66.205.0/24               185.66.204.0/22
    185.66.206.0/24               185.66.204.0/22
    185.149.208.0/24              185.149.208.0/22
    185.149.210.0/23              185.149.208.0/22
    185.161.133.0/24              185.161.132.0/22
    185.161.134.0/24              185.161.132.0/22
    185.161.135.0/24              185.161.132.0/22
    192.33.132.0/24               192.33.132.0/23

Whois Entry

whois: 402591

IANA has recorded AS47638 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS47638\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             %ERROR:201: access denied for 203.119.110.26
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)