Report for 21533

Name

CORUS-AS-001 - Corus Entertainment Inc, CA

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 AS4637) 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.

21533 TERREMARK - Terremark Worldwide

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7091    VIANET-ASN - ViaNet Communications

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8185  AS21533  ORIGIN  Originate:       6656 /19.30  Transit:          0 /0.00  TERREMARK - Terremark Worldwide

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       %
  848 AS21533 TERREMARK - Terremark Worldwide              24     20      4      8     16  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  205.209.102.0/23     4637 6939 7091 21533 + Announce - aggregate of 205.209.102.0/24 (4637 6939 7091 21533) and 205.209.103.0/24 (4637 6939 7091 21533)
  205.209.102.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.103.0/24 (4637 6939 7091 21533)
  205.209.103.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.102.0/24 (4637 6939 7091 21533)
  205.209.104.0/21     4637 6939 7091 21533 + Announce - aggregate of 205.209.104.0/22 (4637 6939 7091 21533) and 205.209.108.0/22 (4637 6939 7091 21533)
  205.209.104.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.105.0/24 (4637 6939 7091 21533)
  205.209.105.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.104.0/24 (4637 6939 7091 21533)
  205.209.106.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.107.0/24 (4637 6939 7091 21533)
  205.209.107.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.106.0/24 (4637 6939 7091 21533)
  205.209.108.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.109.0/24 (4637 6939 7091 21533)
  205.209.109.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.108.0/24 (4637 6939 7091 21533)
  205.209.110.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.111.0/24 (4637 6939 7091 21533)
  205.209.111.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.110.0/24 (4637 6939 7091 21533)
  205.209.116.0/23     4637 6939 7091 21533 + Announce - aggregate of 205.209.116.0/24 (4637 6939 7091 21533) and 205.209.117.0/24 (4637 6939 7091 21533)
  205.209.116.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.117.0/24 (4637 6939 7091 21533)
  205.209.117.0/24     4637 6939 7091 21533 - Withdrawn - aggregated with 205.209.116.0/24 (4637 6939 7091 21533)
  207.0.18.0/23        4637 6939 7091 21533   
  207.0.20.0/23        4637 6939 7091 21533   
  216.219.85.0/24      4637 6939 7091 21533   
  216.219.86.0/24      4637 6939 7091 21533   
  216.219.88.0/21      4637 6939 7091 21533 + Announce - aggregate of 216.219.88.0/22 (4637 6939 7091 21533) and 216.219.92.0/22 (4637 6939 7091 21533)
  216.219.88.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.89.0/24 (4637 6939 7091 21533)
  216.219.89.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.88.0/24 (4637 6939 7091 21533)
  216.219.90.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.91.0/24 (4637 6939 7091 21533)
  216.219.91.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.90.0/24 (4637 6939 7091 21533)
  216.219.92.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.93.0/24 (4637 6939 7091 21533)
  216.219.93.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.92.0/24 (4637 6939 7091 21533)
  216.219.94.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.95.0/24 (4637 6939 7091 21533)
  216.219.95.0/24      4637 6939 7091 21533 - Withdrawn - aggregated with 216.219.94.0/24 (4637 6939 7091 21533)

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

AS21533   25 More Specifics   25 Total Advertisements   TERREMARK - Terremark Worldwide
    64.56.212.0/23                64.56.208.0/20
    205.209.102.0/24              205.209.96.0/19
    205.209.103.0/24              205.209.96.0/19
    205.209.104.0/24              205.209.96.0/19
    205.209.105.0/24              205.209.96.0/19
    205.209.106.0/24              205.209.96.0/19
    205.209.107.0/24              205.209.96.0/19
    205.209.108.0/24              205.209.96.0/19
    205.209.109.0/24              205.209.96.0/19
    205.209.110.0/24              205.209.96.0/19
    205.209.111.0/24              205.209.96.0/19
    205.209.116.0/24              205.209.96.0/19
    205.209.117.0/24              205.209.96.0/19
    207.0.18.0/23                 207.0.0.0/15
    207.0.20.0/23                 207.0.0.0/15
    216.219.85.0/24               216.219.80.0/20
    216.219.86.0/24               216.219.80.0/20
    216.219.88.0/24               216.219.80.0/20
    216.219.89.0/24               216.219.80.0/20
    216.219.90.0/24               216.219.80.0/20
    216.219.91.0/24               216.219.80.0/20
    216.219.92.0/24               216.219.80.0/20
    216.219.93.0/24               216.219.80.0/20
    216.219.94.0/24               216.219.80.0/20
    216.219.95.0/24               216.219.80.0/20

Whois Entry

whois: 402603

IANA has recorded AS21533 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21533\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       21533
             ASName:         CORUS-AS-001
             ASHandle:       AS21533
             RegDate:        2014-02-24
             Updated:        2014-02-24
             Ref:            https://rdap.arin.net/registry/autnum/21533
             
             
             OrgName:        Corus Entertainment Inc
             OrgId:          CE-192
             Address:        25 Dockside Drive
             City:           Toronto
             StateProv:      ON
             PostalCode:     M5A 0B5
             Country:        CA
             RegDate:        2013-10-09
             Updated:        2022-01-31
             Ref:            https://rdap.arin.net/registry/entity/CE-192
             
             
             OrgAbuseHandle: MANDE12-ARIN
             OrgAbuseName:   Manderson, Bil 
             OrgAbusePhone:  +1-416-479-6064 
             OrgAbuseEmail:  bil.manderson@corusent.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MANDE12-ARIN
             
             OrgTechHandle: MANDE12-ARIN
             OrgTechName:   Manderson, Bil 
             OrgTechPhone:  +1-416-479-6064 
             OrgTechEmail:  bil.manderson@corusent.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/MANDE12-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #