Report for 39729

Name

REGISTER-AS - REGISTER S.P.A., IT

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.

39729 REGISTER-AS - REGISTER S.P.A., IT

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3257          GTT-BACKBONE - GTT Communications Inc., US
    AS35280         F5 - F5 Networks SARL, FR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8757  AS39729        ORIGIN  Originate:      13312 /18.30  Transit:          0 /0.00  REGISTER-AS - REGISTER S.P.A., IT

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       %
 8817 AS39729       REGISTER-AS - REGISTER S.P.A., IT                 21      9      4     16      5  23.81%


  Prefix               AS Path                              Aggregation Suggestion
  81.88.48.0/20        4777 2516 3257 39729   
  81.88.52.0/23        4777 35280 39729     + Announce - aggregate of 81.88.52.0/24 (4777 35280 39729) and 81.88.53.0/24 (4777 35280 39729)
  81.88.52.0/24        4777 35280 39729     - Withdrawn - aggregated with 81.88.53.0/24 (4777 35280 39729)
  81.88.53.0/24        4777 35280 39729     - Withdrawn - aggregated with 81.88.52.0/24 (4777 35280 39729)
  81.88.58.0/24        4777 35280 39729       
  81.88.60.0/23        4777 35280 39729     + Announce - aggregate of 81.88.60.0/24 (4777 35280 39729) and 81.88.61.0/24 (4777 35280 39729)
  81.88.60.0/24        4777 35280 39729     - Withdrawn - aggregated with 81.88.61.0/24 (4777 35280 39729)
  81.88.61.0/24        4777 35280 39729     - Withdrawn - aggregated with 81.88.60.0/24 (4777 35280 39729)
  81.88.63.0/24        4777 35280 39729       
  185.2.4.0/22         4777 2516 3257 39729   
  185.2.6.0/24         4777 35280 39729       
  185.110.66.0/23      4777 2516 3257 39729   
  185.110.66.0/24      4777 35280 39729       
  195.110.100.0/22     4777 2516 3257 39729 + Announce - aggregate of 195.110.100.0/23 (4777 2516 3257 39729) and 195.110.102.0/23 (4777 2516 3257 39729)
  195.110.100.0/23     4777 2516 3257 39729 - Withdrawn - aggregated with 195.110.102.0/23 (4777 2516 3257 39729)
  195.110.102.0/23     4777 2516 3257 39729 - Withdrawn - aggregated with 195.110.100.0/23 (4777 2516 3257 39729)
  195.110.104.0/23     4777 2516 3257 39729   
  195.110.107.0/24     4777 2516 3257 39729   
  195.110.112.0/24     4777 2516 3257 39729   
  195.110.118.0/23     4777 2516 3257 39729   
  195.110.120.0/21     4777 2516 3257 39729 + Announce - aggregate of 195.110.120.0/22 (4777 2516 3257 39729) and 195.110.124.0/22 (4777 2516 3257 39729)
  195.110.120.0/23     4777 2516 3257 39729 - Withdrawn - aggregated with 195.110.122.0/23 (4777 2516 3257 39729)
  195.110.122.0/23     4777 2516 3257 39729 - Withdrawn - aggregated with 195.110.120.0/23 (4777 2516 3257 39729)
  195.110.124.0/22     4777 2516 3257 39729 - Withdrawn - aggregated with 195.110.120.0/22 (4777 2516 3257 39729)
  213.158.80.0/22      4777 2516 3257 39729   

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

AS39729   19 More Specifics   21 Total Advertisements   REGISTER-AS - REGISTER S.P.A., IT
    81.88.52.0/24                 81.88.48.0/20
    81.88.53.0/24                 81.88.48.0/20
    81.88.58.0/24                 81.88.48.0/20
    81.88.60.0/24                 81.88.48.0/20
    81.88.61.0/24                 81.88.48.0/20
    81.88.63.0/24                 81.88.48.0/20
    185.2.6.0/24                  185.2.4.0/22
    185.110.66.0/23               185.110.64.0/22
    185.110.66.0/24               185.110.64.0/22
    195.110.100.0/23              195.110.96.0/19
    195.110.102.0/23              195.110.96.0/19
    195.110.104.0/23              195.110.96.0/19
    195.110.107.0/24              195.110.96.0/19
    195.110.112.0/24              195.110.96.0/19
    195.110.118.0/23              195.110.96.0/19
    195.110.120.0/23              195.110.96.0/19
    195.110.122.0/23              195.110.96.0/19
    195.110.124.0/22              195.110.96.0/19
    213.158.80.0/22               213.158.64.0/19

Whois Entry

whois: 402603

IANA has recorded AS39729 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS39729\n