Report for 267450

Name

AS267450 - oliveira & sousa comunicacoes Ltda, 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 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.

267450 oliveira & sousa comunicacoes Ltda, BR

  Adjacency:     5  Upstream:     3  Downstream:     2
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS262355        VSX Networks, BR
    AS271253        LINK BRASIL TELECOMUNICACOES LTDA, BR
  Downstream Adjacent AS list
    AS270893        JAGUARNET TELECOMUNICACAO LTDA, BR
    AS263538        1TOC INFORMATICA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15475 AS267450       ORG+TRN Originate:       5120 /19.68  Transit:       2560 /20.68 oliveira & sousa comunicacoes Ltda, 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       %
 7101 AS267450      oliveira & sousa comunicacoes Ltda, BR            10      8      1      3      7  70.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.245.80.0/22      6939 267450            
  170.245.80.0/23      6939 267450          - Withdrawn - matching aggregate 170.245.80.0/22 6939 267450
  170.245.80.0/22      7018 6762 271253 267450 + Announce - aggregate of 170.245.80.0/23 (7018 6762 271253 267450) and 170.245.82.0/23 (7018 6762 271253 267450)
  170.245.80.0/24      7018 6762 271253 267450 - Withdrawn - aggregated with 170.245.81.0/24 (7018 6762 271253 267450)
  170.245.81.0/24      7018 6762 271253 267450 - Withdrawn - aggregated with 170.245.80.0/24 (7018 6762 271253 267450)
  170.245.82.0/23      6939 267450          - Withdrawn - matching aggregate 170.245.80.0/22 6939 267450
  170.245.82.0/24      7018 6762 271253 267450 - Withdrawn - aggregated with 170.245.83.0/24 (7018 6762 271253 267450)
  170.245.83.0/24      7018 6762 271253 267450 - Withdrawn - aggregated with 170.245.82.0/24 (7018 6762 271253 267450)
  181.191.212.0/22     6939 267450            
  181.191.212.0/23     6939 267450          - Withdrawn - matching aggregate 181.191.212.0/22 6939 267450
  181.191.214.0/23     6939 267450          - Withdrawn - matching aggregate 181.191.212.0/22 6939 267450

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

AS267450   5 More Specifics   6 Total Advertisements   oliveira & sousa comunicacoes Ltda, BR
    181.191.212.0/23              181.191.212.0/22
    181.191.212.0/24              181.191.212.0/22
    181.191.213.0/24              181.191.212.0/22
    181.191.214.0/24              181.191.212.0/22
    181.191.215.0/24              181.191.212.0/22
    170.245.80.0/23               170.245.80.0/22
    170.245.82.0/23               170.245.80.0/22

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

    + 181.191.212.0/23            Announced
    + 181.191.212.0/24            Announced
    + 181.191.213.0/24            Announced
    + 181.191.214.0/24            Announced
    + 181.191.215.0/24            Announced
    - 170.245.80.0/22             Withdrawn
    - 170.245.80.0/23             Withdrawn
    - 170.245.82.0/23             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS267450 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS267450\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded