Report for 52977

Name

AS52977 - Sul Online Telecom Ltda - EPP, 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.

52977 AS52977 - Sul Online Telecom Ltda - EPP, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS28642         AS28642 - Contato Internet Ltda, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
13756 AS52977        ORIGIN  Originate:       6144 /19.42  Transit:          0 /0.00  AS52977 - Sul Online Telecom Ltda - EPP, 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       %
13184 AS52977       AS52977 - Sul Online Telecom Ltda - EPP, BR        7      6      3      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  143.255.96.0/22      4777 2497 3356 267469 28642 52977 + Announce - aggregate of 143.255.96.0/23 (4777 2497 3356 267469 28642 52977) and 143.255.98.0/23 (4777 2497 3356 267469 28642 52977)
  143.255.96.0/23      4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 143.255.98.0/23 (4777 2497 3356 267469 28642 52977)
  143.255.98.0/23      4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 143.255.96.0/23 (4777 2497 3356 267469 28642 52977)
  170.231.4.0/22       4777 2497 3356 267469 28642 52977   
  177.39.72.0/21       4777 2497 3356 267469 28642 52977 + Announce - aggregate of 177.39.72.0/22 (4777 2497 3356 267469 28642 52977) and 177.39.76.0/22 (4777 2497 3356 267469 28642 52977)
  177.39.72.0/22       4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 177.39.76.0/22 (4777 2497 3356 267469 28642 52977)
  177.39.76.0/22       4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 177.39.72.0/22 (4777 2497 3356 267469 28642 52977)
  200.53.8.0/21        4777 2497 3356 267469 28642 52977 + Announce - aggregate of 200.53.8.0/22 (4777 2497 3356 267469 28642 52977) and 200.53.12.0/22 (4777 2497 3356 267469 28642 52977)
  200.53.8.0/22        4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 200.53.12.0/22 (4777 2497 3356 267469 28642 52977)
  200.53.12.0/22       4777 2497 3356 267469 28642 52977 - Withdrawn - aggregated with 200.53.8.0/22 (4777 2497 3356 267469 28642 52977)

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

AS52977   4 More Specifics   7 Total Advertisements   AS52977 - Sul Online Telecom Ltda - EPP, BR
    143.255.96.0/23               143.255.96.0/22
    143.255.98.0/23               143.255.96.0/22
    200.53.8.0/22                 200.53.8.0/21
    200.53.12.0/22                200.53.8.0/21

Whois Entry

whois: 402617

IANA has recorded AS52977 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52977\n             % IP Client: 2401:2000:6660::13
              % Copyright (c) Nic.br - Use of this data is governed by the Use and
             % Privacy Policy at https://registro.br/upp . Distribution,
             % commercialization, reproduction, and use for advertising or similar
             % purposes are expressly prohibited.
             % 2026-06-13T13:22:07-03:00 - 2401:2000:6660::13
             
             aut-num:     AS52977
             owner:       Sul Online Telecom Ltda - EPP
             ownerid:     02.724.492/0001-93
             responsible: RICARDO ZILLI
             country:     BR
             owner-c:     SOTLE
             routing-c:   SOTLE
             abuse-c:     MEHNA
             created:     20110325
             changed:     20191024
             inetnum:     177.39.72.0/22
             inetnum:     177.39.76.0/22
             inetnum:     2804:768::/32
             inetnum:     200.53.8.0/21
             inetnum:     143.255.96.0/22
             inetnum:     170.231.4.0/22
             as-in:       from AS28642 100 accept ANY
             as-in:       from AS262539 100 accept ANY
             as-out:      to AS28642 announce AS52977
             as-out:      to AS262539 announce AS52977
             
             nic-hdl-br:  SOTLE
             person:      Sul Online Telecom Ltda - EPP
             e-mail:      marcioelias@gmail.com
             country:     BR
             created:     20140524
             changed:     20241209
             
             nic-hdl-br:  MEHNA
             person:      M�rcio Elias Hahn do Nascimento
             e-mail:      registrobr@sulonline.net
             country:     BR
             created:     20121113
             changed:     20250217
             
             % Security and mail abuse issues should also be addressed to cert.br,
             % respectivelly to cert@cert.br and mail-abuse@cert.br
             %
             % whois.registro.br only accepts exact match queries for domains,
             % registrants, contacts, tickets, providers, IPs, and ASNs.