Report for 267521

Name

AS267521 - ULTRANET NETWORK, 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.

267521 ULTRANET NETWORK, BR

  Adjacency:     8  Upstream:     4  Downstream:     4
  Upstream Adjacent AS list
    AS23106         AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT, BR
    AS6939          HURRICANE, US
    AS10429         TELEFONICA BRASIL S.A, BR
    AS13786         SEABORN, US
  Downstream Adjacent AS list
    AS264234        GLOBAL SOLUCOES EM TECNOLOGIA E TELECOM LTDA-ME, BR
    AS269500        LAGARES TECNOLOGIA E COMUNICACAO LTDA, BR
    AS53043         NET VALE LTDA, BR
    AS262663        METROFLEX TELECOMUNICACOES LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16695 AS267521       ORG+TRN Originate:       4352 /19.91  Transit:       1280 /21.68 ULTRANET NETWORK, 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       %
14924 AS267521      ULTRANET NETWORK, BR                               7      5      2      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  38.10.96.0/22        2914 13786 267521      
  38.10.96.0/22        6939 267521          + Announce - aggregate of 38.10.96.0/23 (6939 267521) and 38.10.98.0/23 (6939 267521)
  38.10.96.0/23        6939 267521          - Withdrawn - aggregated with 38.10.98.0/23 (6939 267521)
  38.10.98.0/23        6939 267521          - Withdrawn - aggregated with 38.10.96.0/23 (6939 267521)
  38.10.98.0/24        6939 267521          - Withdrawn - matching aggregate 38.10.98.0/23 6939 267521
  201.182.48.0/22      2914 13786 267521      
  201.182.48.0/22      6939 267521          + Announce - aggregate of 201.182.48.0/23 (6939 267521) and 201.182.50.0/23 (6939 267521)
  201.182.48.0/23      6939 267521          - Withdrawn - aggregated with 201.182.50.0/23 (6939 267521)
  201.182.50.0/23      6939 267521          - Withdrawn - aggregated with 201.182.48.0/23 (6939 267521)

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

AS267521   3 More Specifics   4 Total Advertisements   ULTRANET NETWORK, BR
    38.10.96.0/22                 38.0.0.0/8
    201.182.48.0/23               201.182.48.0/22
    201.182.50.0/23               201.182.48.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 201.182.48.0/23             Announced
    + 201.182.50.0/23             Announced

Whois Entry

whois: 402603

IANA has recorded AS267521 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS267521\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded