Report for 27720

Name

AS27720 - CITTA TELECOM 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.

27720 CITTA TELECOM LTDA, BR

  Adjacency:     8  Upstream:     6  Downstream:     2
  Upstream Adjacent AS list
    AS52863         UPX TECNOLOGIA LTDA, BR
    AS22381         Megatelecom Telecomunicacoes Ltda, BR
    AS26615         TIM SA, BR
    AS6939          HURRICANE, US
    AS2914          NTT-LTD-2914, US
    AS28663         FLYS INTERATIVA LTDA, BR
  Downstream Adjacent AS list
    AS28336         Dekanet Comunicacao Multimidia Ltda., BR
    AS263584        WanHouse Solucoes em Tecnologia LTDA - EPP, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9018  AS27720        ORG+TRN Originate:      12800 /18.36  Transit:       1024 /22.00 CITTA TELECOM 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       %
 4092 AS27720       CITTA TELECOM LTDA, BR                            23     14      1     10     13  56.52%


  Prefix               AS Path                              Aggregation Suggestion
  138.59.96.0/22       6939 27720             
  138.59.96.0/23       6939 27720           - Withdrawn - matching aggregate 138.59.96.0/22 6939 27720
  138.59.96.0/22       2914 27720           + Announce - aggregate of 138.59.96.0/23 (2914 27720) and 138.59.98.0/23 (2914 27720)
  138.59.96.0/24       2914 27720           - Withdrawn - aggregated with 138.59.97.0/24 (2914 27720)
  138.59.97.0/24       2914 27720           - Withdrawn - aggregated with 138.59.96.0/24 (2914 27720)
  138.59.98.0/23       6939 27720           - Withdrawn - matching aggregate 138.59.96.0/22 6939 27720
  138.59.98.0/24       2914 27720           - Withdrawn - aggregated with 138.59.99.0/24 (2914 27720)
  138.59.99.0/24       2914 27720           - Withdrawn - aggregated with 138.59.98.0/24 (2914 27720)
  143.208.156.0/22     6939 27720             
  143.208.156.0/24     2914 27720             
  143.208.157.0/24     6939 27720           - Withdrawn - matching aggregate 143.208.156.0/22 6939 27720
  143.208.158.0/24     6939 27720           - Withdrawn - matching aggregate 143.208.156.0/22 6939 27720
  143.208.159.0/24     6939 28663 27720       
  177.129.8.0/21       6939 27720             
  177.129.8.0/22       6939 27720           - Withdrawn - matching aggregate 177.129.8.0/21 6939 27720
  177.129.11.0/24      2914 27720             
  177.129.12.0/22      6939 27720           - Withdrawn - matching aggregate 177.129.8.0/21 6939 27720
  177.129.12.0/24      2914 27720             
  177.129.15.0/24      6939 27720           - Withdrawn - matching aggregate 177.129.8.0/21 6939 27720
  191.128.224.0/22     6939 28663 27720       
  191.128.225.0/24     6939 28663 27720     - Withdrawn - matching aggregate 191.128.224.0/22 6939 28663 27720
  191.128.226.0/24     6939 28663 27720     - Withdrawn - matching aggregate 191.128.224.0/22 6939 28663 27720
  191.128.227.0/24     6939 28663 27720     - Withdrawn - matching aggregate 191.128.224.0/22 6939 28663 27720
  200.95.172.0/22      6939 27720             

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

AS27720   9 More Specifics   15 Total Advertisements   CITTA TELECOM LTDA, BR
    138.59.96.0/23                138.59.96.0/22
    138.59.98.0/23                138.59.96.0/22
    138.59.98.0/24                138.59.96.0/22
    138.59.99.0/24                138.59.96.0/22
    143.208.156.0/24              143.208.156.0/22
    143.208.159.0/24              143.208.156.0/22
    177.129.11.0/24               177.129.8.0/22
    177.129.12.0/24               177.129.12.0/22
    177.129.15.0/24               177.129.12.0/22
    143.208.157.0/24              143.208.156.0/22
    143.208.158.0/24              143.208.156.0/22
    200.95.174.0/24               200.95.172.0/22
    200.95.175.0/24               200.95.172.0/22

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

    - 143.208.157.0/24            Withdrawn
    - 143.208.158.0/24            Withdrawn
    - 200.95.174.0/24             Withdrawn
    - 200.95.175.0/24             Withdrawn

Whois Entry

whois: 402590

IANA has recorded AS27720 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27720\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded