Report for 19842

Name

COLOSSEUM-ONL - Colosseum Online, 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 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.

19842 COLOSSEUM-ONL - Colosseum Online, Inc., CA

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS33549         WHIPCORD - Whipcord Edge Data Centers Inc., CA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8406  AS19842        ORIGIN  Originate:      14336 /18.19  Transit:          0 /0.00  COLOSSEUM-ONL - Colosseum Online, Inc., CA

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       %
 1472 AS19842       COLOSSEUM-ONL - Colosseum Online, Inc., CA        56     46      6     16     40  71.43%


  Prefix               AS Path                              Aggregation Suggestion
  98.158.128.0/20      4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 98.158.128.0/21 (4777 2516 1299 33549 19842 19842 19842) and 98.158.136.0/21 (4777 2516 1299 33549 19842 19842 19842)
  98.158.128.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.129.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.129.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.128.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.130.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.131.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.131.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.130.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.132.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.133.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.133.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.132.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.134.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.135.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.135.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.134.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.136.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.137.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.137.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.136.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.138.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.139.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.139.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.138.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.140.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.141.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.141.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.140.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.142.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.143.0/24 (4777 2516 1299 33549 19842 19842 19842)
  98.158.143.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 98.158.142.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.192.53.0/24      4777 2516 1299 33549 19842 19842 19842   
  104.192.54.0/23      4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 104.192.54.0/24 (4777 2516 1299 33549 19842 19842 19842) and 104.192.55.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.192.54.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.192.55.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.192.55.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.192.54.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.218.92.0/22      4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 104.218.92.0/23 (4777 2516 1299 33549 19842 19842 19842) and 104.218.94.0/23 (4777 2516 1299 33549 19842 19842 19842)
  104.218.92.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.218.93.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.218.93.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.218.92.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.218.94.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.218.95.0/24 (4777 2516 1299 33549 19842 19842 19842)
  104.218.95.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 104.218.94.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.220.248.0/22     4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 162.220.248.0/23 (4777 2516 1299 33549 19842 19842 19842) and 162.220.250.0/23 (4777 2516 1299 33549 19842 19842 19842)
  162.220.248.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.220.249.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.220.249.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.220.248.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.220.250.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.220.251.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.220.251.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.220.250.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.222.160.0/22     4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 162.222.160.0/23 (4777 2516 1299 33549 19842 19842 19842) and 162.222.162.0/23 (4777 2516 1299 33549 19842 19842 19842)
  162.222.160.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.222.161.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.222.161.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.222.160.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.222.162.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.222.163.0/24 (4777 2516 1299 33549 19842 19842 19842)
  162.222.163.0/24     4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 162.222.162.0/24 (4777 2516 1299 33549 19842 19842 19842)
  192.26.20.0/24       4777 2516 1299 33549 19842 19842 19842   
  192.139.70.0/24      4777 2516 1299 33549 19842 19842 19842   
  204.101.51.0/24      4777 2516 1299 33549 19842 19842 19842   
  206.47.2.0/24        4777 2516 1299 33549 19842 19842 19842   
  206.47.5.0/24        4777 2516 1299 33549 19842 19842 19842   
  207.35.13.0/24       4777 2516 1299 33549 19842 19842 19842   
  207.61.65.0/24       4777 2516 1299 33549 19842 19842 19842   
  207.61.120.0/24      4777 2516 1299 33549 19842 19842 19842   
  207.61.175.0/24      4777 2516 1299 33549 19842 19842 19842   
  216.105.80.0/20      4777 2516 1299 33549 19842 19842 19842 + Announce - aggregate of 216.105.80.0/21 (4777 2516 1299 33549 19842 19842 19842) and 216.105.88.0/21 (4777 2516 1299 33549 19842 19842 19842)
  216.105.80.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.81.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.81.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.80.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.82.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.83.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.83.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.82.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.84.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.85.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.85.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.84.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.86.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.87.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.87.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.86.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.88.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.89.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.89.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.88.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.90.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.91.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.91.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.90.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.92.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.93.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.93.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.92.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.94.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.95.0/24 (4777 2516 1299 33549 19842 19842 19842)
  216.105.95.0/24      4777 2516 1299 33549 19842 19842 19842 - Withdrawn - aggregated with 216.105.94.0/24 (4777 2516 1299 33549 19842 19842 19842)

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

AS19842   54 More Specifics   56 Total Advertisements   COLOSSEUM-ONL - Colosseum Online, Inc., CA
    98.158.128.0/24               98.158.128.0/20
    98.158.129.0/24               98.158.128.0/20
    98.158.130.0/24               98.158.128.0/20
    98.158.131.0/24               98.158.128.0/20
    98.158.132.0/24               98.158.128.0/20
    98.158.133.0/24               98.158.128.0/20
    98.158.134.0/24               98.158.128.0/20
    98.158.135.0/24               98.158.128.0/20
    98.158.136.0/24               98.158.128.0/20
    98.158.137.0/24               98.158.128.0/20
    98.158.138.0/24               98.158.128.0/20
    98.158.139.0/24               98.158.128.0/20
    98.158.140.0/24               98.158.128.0/20
    98.158.141.0/24               98.158.128.0/20
    98.158.142.0/24               98.158.128.0/20
    98.158.143.0/24               98.158.128.0/20
    104.192.53.0/24               104.192.52.0/22
    104.192.54.0/24               104.192.52.0/22
    104.192.55.0/24               104.192.52.0/22
    104.218.92.0/24               104.218.92.0/22
    104.218.93.0/24               104.218.92.0/22
    104.218.94.0/24               104.218.92.0/22
    104.218.95.0/24               104.218.92.0/22
    162.220.248.0/24              162.220.248.0/22
    162.220.249.0/24              162.220.248.0/22
    162.220.250.0/24              162.220.248.0/22
    162.220.251.0/24              162.220.248.0/22
    162.222.160.0/24              162.222.160.0/22
    162.222.161.0/24              162.222.160.0/22
    162.222.162.0/24              162.222.160.0/22
    162.222.163.0/24              162.222.160.0/22
    204.101.51.0/24               204.101.0.0/16
    206.47.2.0/24                 206.47.0.0/19
    206.47.5.0/24                 206.47.0.0/19
    207.35.13.0/24                207.35.0.0/16
    207.61.65.0/24                207.61.0.0/16
    207.61.120.0/24               207.61.0.0/16
    207.61.175.0/24               207.61.0.0/16
    216.105.80.0/24               216.105.80.0/20
    216.105.81.0/24               216.105.80.0/20
    216.105.82.0/24               216.105.80.0/20
    216.105.83.0/24               216.105.80.0/20
    216.105.84.0/24               216.105.80.0/20
    216.105.85.0/24               216.105.80.0/20
    216.105.86.0/24               216.105.80.0/20
    216.105.87.0/24               216.105.80.0/20
    216.105.88.0/24               216.105.80.0/20
    216.105.89.0/24               216.105.80.0/20
    216.105.90.0/24               216.105.80.0/20
    216.105.91.0/24               216.105.80.0/20
    216.105.92.0/24               216.105.80.0/20
    216.105.93.0/24               216.105.80.0/20
    216.105.94.0/24               216.105.80.0/20
    216.105.95.0/24               216.105.80.0/20

Whois Entry

whois: 402613

IANA has recorded AS19842 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19842\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:       19842
             ASName:         COLOSSEUM-ONL
             ASHandle:       AS19842
             RegDate:        2001-02-21
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/19842
             
             
             OrgName:        Colosseum Online, Inc.
             OrgId:          CLSM
             Address:        800 Petrolia Rd.
             Address:        Unit 8
             City:           North York
             StateProv:      ON
             PostalCode:     M3J-3K4
             Country:        CA
             RegDate:        1999-12-08
             Updated:        2026-05-06
             Ref:            https://rdap.arin.net/registry/entity/CLSM
             
             
             OrgAbuseHandle: IPADM58-ARIN
             OrgAbuseName:   IP Administration
             OrgAbusePhone:  +1-416-739-7873 
             OrgAbuseEmail:  ip-admin@colosseum.ca
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/IPADM58-ARIN
             
             OrgRoutingHandle: CUNNI347-ARIN
             OrgRoutingName:   Cunningham, Seneca 
             OrgRoutingPhone:  +1-416-739-7873 
             OrgRoutingEmail:  scunningham@colosseum.ca
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/CUNNI347-ARIN
             
             OrgTechHandle: IPADM58-ARIN
             OrgTechName:   IP Administration
             OrgTechPhone:  +1-416-739-7873 
             OrgTechEmail:  ip-admin@colosseum.ca
             OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM58-ARIN
             
             RTechHandle: IPADM58-ARIN
             RTechName:   IP Administration
             RTechPhone:  +1-416-739-7873 
             RTechEmail:  ip-admin@colosseum.ca
             RTechRef:    https://rdap.arin.net/registry/entity/IPADM58-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.
             #