Report for 264821

Name

AS264821 - COMCAST-SRL, DO

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.

264821 AS264821 - COMCAST-SRL, DO

  Adjacency:    15  Upstream:     1  Downstream:    14
  Upstream Adjacent AS list
    AS23520         LIBERTY-NETWORKS - Columbus Networks USA, Inc., US
  Downstream Adjacent AS list
    AS272149        AS272149 - DLD SERVICIO SRL, DO
    AS269950        AS269950 - CABLE VISION E. GONZALEZ, S.R.L., DO
    AS274129        AS274129 - ABITAVERAS WIRELESS, S.R.L., DO
    AS270098        AS270098 - WI-FI DOMINICANA, E.I.R.L., DO
    AS271982        AS271982 - TELEVISION, PUNTO I COMUNICACIONES, S.R.L., DO
    AS271808        AS271808 - MONTECRISTI CABLE VISION, SRL, DO
    AS272807        AS272807 - TELECABLE PUERTO PLATA SRL, DO
    AS271988        AS271988 - ISRAEL DE LOS SANTOS WIFI SRL, DO
    AS271799        AS271799 - TELERY NETWORKS, S.R.L, DO
    AS272822        AS272822 - JEMNETWORKS, S.R.L., DO
    AS273162        AS273162 - PELLEGRINI SKYNET SOLUTIONS SRL, DO
    AS274290        AS274290 - YEYA WIFIL SRL, DO
    AS274070        AS274070 - Soluciones de Networking Amin Moran SRL, DO
    AS273009        AS273009 - NEXTELECOM, S.R.L., DO

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
19455 AS264821       ORG+TRN Originate:       3328 /20.30  Transit:       6656 /19.30 AS264821 - COMCAST-SRL, DO

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       %
 5629 AS264821      AS264821 - COMCAST-SRL, DO                        13     12      3      4      9  69.23%


  Prefix               AS Path                              Aggregation Suggestion
  69.79.26.0/24        4608 7575 1299 23520 264821   
  138.97.248.0/22      4608 7575 1299 23520 264821 + Announce - aggregate of 138.97.248.0/23 (4608 7575 1299 23520 264821) and 138.97.250.0/23 (4608 7575 1299 23520 264821)
  138.97.248.0/24      4608 7575 1299 23520 264821 - Withdrawn - aggregated with 138.97.249.0/24 (4608 7575 1299 23520 264821)
  138.97.249.0/24      4608 7575 1299 23520 264821 - Withdrawn - aggregated with 138.97.248.0/24 (4608 7575 1299 23520 264821)
  138.97.250.0/24      4608 7575 1299 23520 264821 - Withdrawn - aggregated with 138.97.251.0/24 (4608 7575 1299 23520 264821)
  138.97.251.0/24      4608 7575 1299 23520 264821 - Withdrawn - aggregated with 138.97.250.0/24 (4608 7575 1299 23520 264821)
  168.196.124.0/22     4608 7575 1299 23520 264821 + Announce - aggregate of 168.196.124.0/23 (4608 7575 1299 23520 264821) and 168.196.126.0/23 (4608 7575 1299 23520 264821)
  168.196.124.0/24     4608 7575 1299 23520 264821 - Withdrawn - aggregated with 168.196.125.0/24 (4608 7575 1299 23520 264821)
  168.196.125.0/24     4608 7575 1299 23520 264821 - Withdrawn - aggregated with 168.196.124.0/24 (4608 7575 1299 23520 264821)
  168.196.126.0/24     4608 7575 1299 23520 264821 - Withdrawn - aggregated with 168.196.127.0/24 (4608 7575 1299 23520 264821)
  168.196.127.0/24     4608 7575 1299 23520 264821 - Withdrawn - aggregated with 168.196.126.0/24 (4608 7575 1299 23520 264821)
  179.51.144.0/22      4777 2516 6830 23520 264821 + Announce - aggregate of 179.51.144.0/23 (4777 2516 6830 23520 264821) and 179.51.146.0/23 (4777 2516 6830 23520 264821)
  179.51.144.0/24      4777 2516 6830 23520 264821 - Withdrawn - aggregated with 179.51.145.0/24 (4777 2516 6830 23520 264821)
  179.51.145.0/24      4777 2516 6830 23520 264821 - Withdrawn - aggregated with 179.51.144.0/24 (4777 2516 6830 23520 264821)
  179.51.146.0/24      4777 2516 6830 23520 264821 - Withdrawn - aggregated with 179.51.147.0/24 (4777 2516 6830 23520 264821)
  179.51.147.0/24      4777 2516 6830 23520 264821 - Withdrawn - aggregated with 179.51.146.0/24 (4777 2516 6830 23520 264821)

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

AS264821   13 More Specifics   13 Total Advertisements   AS264821 - COMCAST-SRL, DO
    69.79.26.0/24                 69.79.0.0/16
    138.97.248.0/24               138.97.248.0/22
    138.97.249.0/24               138.97.248.0/22
    138.97.250.0/24               138.97.248.0/22
    138.97.251.0/24               138.97.248.0/22
    168.196.124.0/24              168.196.124.0/22
    168.196.125.0/24              168.196.124.0/22
    168.196.126.0/24              168.196.124.0/22
    168.196.127.0/24              168.196.124.0/22
    179.51.144.0/24               179.51.144.0/22
    179.51.145.0/24               179.51.144.0/22
    179.51.146.0/24               179.51.144.0/22
    179.51.147.0/24               179.51.144.0/22

Whois Entry

whois: 402603

IANA has recorded AS264821 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS264821\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded