Report for 263356

Name

AS263356 - CNT Fiber, BR

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.

263356 AS263356 - CNT Fiber, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS21574         AS21574 - Century Telecom Ltda, BR
    AS23106         AS23106 - AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12116 AS263356       ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  AS263356 - CNT Fiber, BR

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       %
 4135 AS263356      AS263356 - CNT Fiber, BR                          15     13      0      2     13  86.67%


  Prefix               AS Path                              Aggregation Suggestion
  191.37.72.0/21       4608 7575 7195 23106 263356   
  191.37.72.0/22       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.72.0/23       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.72.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.73.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.74.0/23       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.74.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.75.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.76.0/22       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.76.0/23       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.76.0/24       4608 7575 7195 21574 263356   
  191.37.77.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.78.0/23       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.78.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356
  191.37.79.0/24       4608 7575 7195 23106 263356 - Withdrawn - matching aggregate 191.37.72.0/21 4608 7575 7195 23106 263356

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

AS263356   14 More Specifics   15 Total Advertisements   AS263356 - CNT Fiber, BR
    191.37.72.0/22                191.37.72.0/21
    191.37.72.0/23                191.37.72.0/21
    191.37.72.0/24                191.37.72.0/21
    191.37.73.0/24                191.37.72.0/21
    191.37.74.0/23                191.37.72.0/21
    191.37.74.0/24                191.37.72.0/21
    191.37.75.0/24                191.37.72.0/21
    191.37.76.0/22                191.37.72.0/21
    191.37.76.0/23                191.37.72.0/21
    191.37.76.0/24                191.37.72.0/21
    191.37.77.0/24                191.37.72.0/21
    191.37.78.0/23                191.37.72.0/21
    191.37.78.0/24                191.37.72.0/21
    191.37.79.0/24                191.37.72.0/21

Whois Entry

whois: 402628

IANA has recorded AS263356 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263356\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded