Report for 271476

Name

AS271476 - XFiber Telecom, 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.

271476 AS271476 - XFiber Telecom, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS262476        AS262476 - PROVEDOR BRCENTRAL.NET LTDA, BR
    AS265978        AS265978 - WM TELECOM, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29775 AS271476       ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  AS271476 - XFiber Telecom, 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       %
19649 AS271476      AS271476 - XFiber Telecom, BR                      4      3      1      2      2  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  181.233.128.0/22     4777 2497 3356 262476 271476   
  181.233.128.0/23     4777 2516 6762 16735 265978 271476 + Announce - aggregate of 181.233.128.0/24 (4777 2516 6762 16735 265978 271476) and 181.233.129.0/24 (4777 2516 6762 16735 265978 271476)
  181.233.128.0/24     4777 2516 6762 16735 265978 271476 - Withdrawn - aggregated with 181.233.129.0/24 (4777 2516 6762 16735 265978 271476)
  181.233.129.0/24     4777 2516 6762 16735 265978 271476 - Withdrawn - aggregated with 181.233.128.0/24 (4777 2516 6762 16735 265978 271476)
  181.233.130.0/24     4777 2497 3356 262476 271476 - Withdrawn - matching aggregate 181.233.128.0/22 4777 2497 3356 262476 271476

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

AS271476   3 More Specifics   4 Total Advertisements   AS271476 - XFiber Telecom, BR
    181.233.128.0/24              181.233.128.0/22
    181.233.129.0/24              181.233.128.0/22
    181.233.130.0/24              181.233.128.0/22

Whois Entry

whois: 402591

IANA has recorded AS271476 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271476\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded