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 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.

267450 AS267450 - oliveira & sousa comunicacoes Ltda, BR

  Adjacency:     3  Upstream:     2  Downstream:     1
  Upstream Adjacent AS list
    AS262355        AS262355 - VSX Networks, BR
    AS271253        AS271253 - LINK BRASIL TELECOMUNICACOES LTDA, BR
  Downstream Adjacent AS list
    AS263538        AS263538 - 1TOC INFORMATICA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15331 AS267450       ORG+TRN Originate:       5120 /19.68  Transit:       2560 /20.68 AS267450 - 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       %
11544 AS267450      AS267450 - oliveira & sousa comunicacoes Ltda     10      6      2      6      4  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.245.80.0/22      4608 7575 7195 262355 267450   
  170.245.80.0/23      4777 2516 6762 262355 267450   
  170.245.80.0/23      4777 2516 6762 271253 267450 + Announce - aggregate of 170.245.80.0/24 (4777 2516 6762 271253 267450) and 170.245.81.0/24 (4777 2516 6762 271253 267450)
  170.245.80.0/24      4777 2516 6762 271253 267450 - Withdrawn - aggregated with 170.245.81.0/24 (4777 2516 6762 271253 267450)
  170.245.81.0/24      4777 2516 6762 271253 267450 - Withdrawn - aggregated with 170.245.80.0/24 (4777 2516 6762 271253 267450)
  170.245.82.0/23      4777 2516 6762 262355 267450   
  170.245.82.0/23      4777 2516 6762 271253 267450 + Announce - aggregate of 170.245.82.0/24 (4777 2516 6762 271253 267450) and 170.245.83.0/24 (4777 2516 6762 271253 267450)
  170.245.82.0/24      4777 2516 6762 271253 267450 - Withdrawn - aggregated with 170.245.83.0/24 (4777 2516 6762 271253 267450)
  170.245.83.0/24      4777 2516 6762 271253 267450 - Withdrawn - aggregated with 170.245.82.0/24 (4777 2516 6762 271253 267450)
  181.191.212.0/22     4608 7575 7195 262355 267450   
  181.191.212.0/23     4608 7575 7195 262355 267450 - Withdrawn - matching aggregate 181.191.212.0/22 4608 7575 7195 262355 267450
  181.191.214.0/23     4608 7575 7195 262355 267450 - Withdrawn - matching aggregate 181.191.212.0/22 4608 7575 7195 262355 267450

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

AS267450   8 More Specifics   10 Total Advertisements   AS267450 - oliveira & sousa comunicacoes Ltda, BR
    170.245.80.0/23               170.245.80.0/22
    170.245.80.0/24               170.245.80.0/22
    170.245.81.0/24               170.245.80.0/22
    170.245.82.0/23               170.245.80.0/22
    170.245.82.0/24               170.245.80.0/22
    170.245.83.0/24               170.245.80.0/22
    181.191.212.0/23              181.191.212.0/22
    181.191.214.0/23              181.191.212.0/22

Whois Entry

whois: 402609

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