Report for 16787

Name

CHARTER-16787-DC - Charter Communications LLC, US

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.

16787 CHARTER-16787-DC - Charter Communications LLC, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS20115         CHARTER-20115 - Charter Communications LLC, US
    AS7843          TWC-7843-BB - Charter Communications Inc, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1595  AS16787        ORIGIN  Originate:     151296 /14.79  Transit:          0 /0.00  CHARTER-16787-DC - Charter Communications LLC, US

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       %
 2845 AS16787       CHARTER-16787-DC - Charter Communications LLC     71     29     10     52     19  26.76%


  Prefix               AS Path                              Aggregation Suggestion
  24.24.96.0/19        4777 6939 7843 16787 + Announce - aggregate of 24.24.96.0/20 (4777 6939 7843 16787) and 24.24.112.0/20 (4777 6939 7843 16787)
  24.24.96.0/20        4777 6939 7843 16787 - Withdrawn - aggregated with 24.24.112.0/20 (4777 6939 7843 16787)
  24.24.112.0/21       4777 6939 7843 16787 - Withdrawn - aggregated with 24.24.120.0/21 (4777 6939 7843 16787)
  24.24.120.0/22       4777 6939 7843 16787 - Withdrawn - aggregated with 24.24.124.0/22 (4777 6939 7843 16787)
  24.24.124.0/22       4777 6939 7843 16787 - Withdrawn - aggregated with 24.24.120.0/22 (4777 6939 7843 16787)
  24.27.252.0/23       4777 6939 7843 16787   
  24.28.205.0/24       4777 6939 7843 16787   
  24.28.208.0/20       4777 6939 7843 16787   
  24.30.195.0/24       4777 2516 7843 16787   
  24.30.210.0/24       4777 6939 7843 16787   
  24.30.213.0/24       4777 6939 7843 16787   
  24.33.32.0/19        4777 6939 7843 16787 + Announce - aggregate of 24.33.32.0/20 (4777 6939 7843 16787) and 24.33.48.0/20 (4777 6939 7843 16787)
  24.33.32.0/20        4777 6939 7843 16787 - Withdrawn - aggregated with 24.33.48.0/20 (4777 6939 7843 16787)
  24.33.48.0/20        4777 6939 7843 16787 - Withdrawn - aggregated with 24.33.32.0/20 (4777 6939 7843 16787)
  24.179.100.0/22      4777 2516 7843 16787   
  24.241.184.0/24      4777 2516 7843 16787   
  24.241.189.0/24      4777 2516 7843 16787   
  35.135.192.0/21      4777 2516 7843 16787   
  47.234.0.0/17        4777 6939 7843 16787   
  65.185.192.0/19      4777 6939 7843 16787   
  65.185.232.0/22      4777 2516 7843 16787   
  65.185.239.0/24      4777 6939 7843 16787   
  65.186.239.0/24      4777 6939 7843 16787   
  66.61.128.0/20       4777 6939 7843 16787   
  66.189.240.0/22      4777 2516 7843 16787 + Announce - aggregate of 66.189.240.0/23 (4777 2516 7843 16787) and 66.189.242.0/23 (4777 2516 7843 16787)
  66.189.240.0/23      4777 2516 7843 16787 - Withdrawn - aggregated with 66.189.242.0/23 (4777 2516 7843 16787)
  66.189.242.0/23      4777 2516 7843 16787 - Withdrawn - aggregated with 66.189.240.0/23 (4777 2516 7843 16787)
  66.190.188.0/23      4777 2516 7843 16787   
  68.114.43.0/24       4777 6939 7843 16787   
  68.114.167.0/24      4777 2516 7843 16787   
  68.114.177.0/24      4777 2516 7843 16787   
  68.114.180.0/22      4777 2516 7843 16787   
  68.114.184.0/22      4777 2516 7843 16787   
  71.44.16.0/24        4777 6939 7843 16787   
  71.44.21.0/24        4777 6939 7843 16787   
  71.44.22.0/24        4777 6939 7843 16787   
  71.44.80.0/24        4777 6939 7843 16787   
  71.46.62.0/23        4777 6939 7843 16787   
  71.74.48.0/22        4777 6939 7843 16787 + Announce - aggregate of 71.74.48.0/23 (4777 6939 7843 16787) and 71.74.50.0/23 (4777 6939 7843 16787)
  71.74.48.0/23        4777 6939 7843 16787 - Withdrawn - aggregated with 71.74.50.0/23 (4777 6939 7843 16787)
  71.74.50.0/24        4777 6939 7843 16787 - Withdrawn - aggregated with 71.74.51.0/24 (4777 6939 7843 16787)
  71.74.51.0/24        4777 6939 7843 16787 - Withdrawn - aggregated with 71.74.50.0/24 (4777 6939 7843 16787)
  71.85.80.0/20        4777 2516 20115 16787   
  71.92.24.0/22        4777 2516 7843 16787   
  72.31.80.0/23        4777 6939 7843 16787   
  72.31.120.0/23       4777 6939 7843 16787 + Announce - aggregate of 72.31.120.0/24 (4777 6939 7843 16787) and 72.31.121.0/24 (4777 6939 7843 16787)
  72.31.120.0/24       4777 6939 7843 16787 - Withdrawn - aggregated with 72.31.121.0/24 (4777 6939 7843 16787)
  72.31.121.0/24       4777 6939 7843 16787 - Withdrawn - aggregated with 72.31.120.0/24 (4777 6939 7843 16787)
  72.31.184.0/24       4777 6939 7843 16787   
  75.179.192.0/18      4777 6939 7843 16787   
  96.34.172.0/24       4777 2516 7843 16787   
  96.34.174.0/23       4777 2516 7843 16787   
  96.34.176.0/20       4777 2516 7843 16787 + Announce - aggregate of 96.34.176.0/21 (4777 2516 7843 16787) and 96.34.184.0/21 (4777 2516 7843 16787)
  96.34.176.0/21       4777 2516 7843 16787 - Withdrawn - aggregated with 96.34.184.0/21 (4777 2516 7843 16787)
  96.34.184.0/22       4777 2516 7843 16787 - Withdrawn - aggregated with 96.34.188.0/22 (4777 2516 7843 16787)
  96.34.188.0/22       4777 2516 7843 16787 - Withdrawn - aggregated with 96.34.184.0/22 (4777 2516 7843 16787)
  96.36.63.0/24        4777 2516 7843 16787   
  96.37.160.0/19       4777 2516 7843 16787   
  98.120.0.0/18        4777 6939 7843 16787   
  98.120.20.0/22       4777 2516 7843 16787   
  98.120.100.0/22      4777 6939 7843 16787 + Announce - aggregate of 98.120.100.0/23 (4777 6939 7843 16787) and 98.120.102.0/23 (4777 6939 7843 16787)
  98.120.100.0/24      4777 6939 7843 16787 - Withdrawn - aggregated with 98.120.101.0/24 (4777 6939 7843 16787)
  98.120.101.0/24      4777 6939 7843 16787 - Withdrawn - aggregated with 98.120.100.0/24 (4777 6939 7843 16787)
  98.120.102.0/23      4777 6939 7843 16787 - Withdrawn - aggregated with 98.120.100.0/23 (4777 6939 7843 16787)
  98.120.104.0/22      4777 6939 7843 16787   
  107.14.0.0/20        4777 6939 7843 16787 + Announce - aggregate of 107.14.0.0/21 (4777 6939 7843 16787) and 107.14.8.0/21 (4777 6939 7843 16787)
  107.14.0.0/21        4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.8.0/21 (4777 6939 7843 16787)
  107.14.8.0/23        4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.10.0/23 (4777 6939 7843 16787)
  107.14.10.0/23       4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.8.0/23 (4777 6939 7843 16787)
  107.14.12.0/22       4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.8.0/22 (4777 6939 7843 16787)
  107.14.96.0/20       4777 6939 7843 16787 + Announce - aggregate of 107.14.96.0/21 (4777 6939 7843 16787) and 107.14.104.0/21 (4777 6939 7843 16787)
  107.14.96.0/23       4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.98.0/23 (4777 6939 7843 16787)
  107.14.98.0/23       4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.96.0/23 (4777 6939 7843 16787)
  107.14.100.0/22      4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.96.0/22 (4777 6939 7843 16787)
  107.14.104.0/21      4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.96.0/21 (4777 6939 7843 16787)
  107.14.112.0/21      4777 6939 7843 16787 + Announce - aggregate of 107.14.112.0/22 (4777 6939 7843 16787) and 107.14.116.0/22 (4777 6939 7843 16787)
  107.14.112.0/22      4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.116.0/22 (4777 6939 7843 16787)
  107.14.116.0/22      4777 6939 7843 16787 - Withdrawn - aggregated with 107.14.112.0/22 (4777 6939 7843 16787)
  107.14.176.0/20      4777 6939 7843 16787   
  192.219.216.0/21     4777 2516 7843 16787   
  209.16.123.0/24      4777 6939 7843 16787   

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

AS16787   70 More Specifics   71 Total Advertisements   CHARTER-16787-DC - Charter Communications LLC, US
    24.24.96.0/20                 24.24.0.0/14
    24.24.112.0/21                24.24.0.0/14
    24.24.120.0/22                24.24.0.0/14
    24.24.124.0/22                24.24.0.0/14
    24.27.252.0/23                24.24.0.0/14
    24.28.205.0/24                24.28.0.0/15
    24.28.208.0/20                24.28.0.0/15
    24.30.195.0/24                24.30.128.0/17
    24.30.210.0/24                24.30.128.0/17
    24.30.213.0/24                24.30.128.0/17
    24.33.32.0/20                 24.33.0.0/16
    24.33.48.0/20                 24.33.0.0/16
    24.179.100.0/22               24.176.0.0/13
    24.241.184.0/24               24.240.0.0/15
    24.241.189.0/24               24.240.0.0/15
    35.135.192.0/21               35.132.0.0/14
    47.234.0.0/17                 47.234.0.0/16
    65.185.192.0/19               65.184.0.0/13
    65.185.232.0/22               65.184.0.0/13
    65.185.239.0/24               65.184.0.0/13
    65.186.239.0/24               65.184.0.0/13
    66.61.128.0/20                66.61.0.0/16
    66.189.240.0/23               66.188.0.0/14
    66.189.242.0/23               66.188.0.0/14
    66.190.188.0/23               66.188.0.0/14
    68.114.43.0/24                68.112.0.0/13
    68.114.167.0/24               68.112.0.0/13
    68.114.177.0/24               68.112.0.0/13
    68.114.180.0/22               68.112.0.0/13
    68.114.184.0/22               68.112.0.0/13
    71.44.16.0/24                 71.44.0.0/14
    71.44.21.0/24                 71.44.0.0/14
    71.44.22.0/24                 71.44.0.0/14
    71.44.80.0/24                 71.44.0.0/14
    71.46.62.0/23                 71.44.0.0/14
    71.74.48.0/23                 71.64.0.0/12
    71.74.50.0/24                 71.64.0.0/12
    71.74.51.0/24                 71.64.0.0/12
    71.85.80.0/20                 71.80.0.0/12
    71.92.24.0/22                 71.80.0.0/12
    72.31.80.0/23                 72.31.0.0/16
    72.31.120.0/24                72.31.0.0/16
    72.31.121.0/24                72.31.0.0/16
    72.31.184.0/24                72.31.0.0/16
    75.179.192.0/18               75.176.0.0/12
    96.34.172.0/24                96.32.0.0/13
    96.34.174.0/23                96.32.0.0/13
    96.34.176.0/21                96.32.0.0/13
    96.34.184.0/22                96.32.0.0/13
    96.34.188.0/22                96.32.0.0/13
    96.36.63.0/24                 96.32.0.0/13
    96.37.160.0/19                96.32.0.0/13
    98.120.0.0/18                 98.120.0.0/14
    98.120.20.0/22                98.120.0.0/14
    98.120.100.0/24               98.120.0.0/14
    98.120.101.0/24               98.120.0.0/14
    98.120.102.0/23               98.120.0.0/14
    98.120.104.0/22               98.120.0.0/14
    107.14.0.0/21                 107.8.0.0/13
    107.14.8.0/23                 107.8.0.0/13
    107.14.10.0/23                107.8.0.0/13
    107.14.12.0/22                107.8.0.0/13
    107.14.96.0/23                107.8.0.0/13
    107.14.98.0/23                107.8.0.0/13
    107.14.100.0/22               107.8.0.0/13
    107.14.104.0/21               107.8.0.0/13
    107.14.112.0/22               107.8.0.0/13
    107.14.116.0/22               107.8.0.0/13
    107.14.176.0/20               107.8.0.0/13
    209.16.123.0/24               209.16.112.0/20

Whois Entry

whois: 402332

IANA has recorded AS16787 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16787\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:       16787
             ASName:         CHARTER-16787-DC
             ASHandle:       AS16787
             RegDate:        2002-08-22
             Updated:        2018-11-20
             Ref:            https://rdap.arin.net/registry/autnum/16787
             
             
             
             OrgName:        Charter Communications LLC
             OrgId:          CC04
             Address:        6175 S. Willow Dr
             City:           Greenwood Village
             StateProv:      CO
             PostalCode:     80111
             Country:        US
             RegDate:        
             Updated:        2025-02-10
             Ref:            https://rdap.arin.net/registry/entity/CC04
             
             
             OrgAbuseHandle: ABUSE19-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-877-777-2263 
             OrgAbuseEmail:  abuse@charter.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE19-ARIN
             
             OrgTechHandle: IPADD1-ARIN
             OrgTechName:   IPAddressing
             OrgTechPhone:  +1-866-248-7662 
             OrgTechEmail:  PublicIPAddressing@charter.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IPADD1-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.
             #