Report for 396019

Name

COMCAST-MES - Comcast Cable 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 AS6447) 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.

396019 COMCAST-MES, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7725          COMCAST-7725, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
76487 AS396019       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  COMCAST-MES, 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       %
75187 AS396019      COMCAST-MES, US                                    1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  50.225.244.0/24      3257 7922 7725 396019   

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

AS396019   1 More Specifics   1 Total Advertisements   COMCAST-MES, US
    50.225.244.0/24               50.128.0.0/9

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 50.225.244.0/24             Announced

Whois Entry

whois: 402590

IANA has recorded AS396019 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS396019\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.
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             ASNumber:       396019
             ASName:         COMCAST-MES
             ASHandle:       AS396019
             RegDate:        2017-02-15
             Updated:        2022-05-05
             Ref:            https://rdap.arin.net/registry/autnum/396019
             
             
             Comcast Cable Communications, LLC (CCCS)
             
             
             OrgTechHandle: IC161-ARIN
             OrgTechName:   Comcast Cable Communications Inc
             OrgTechPhone:  +1-856-792-2300 
             OrgTechEmail:  CNIPEO-Ip-registration@cable.comcast.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN
             
             OrgRoutingHandle: ROUTI25-ARIN
             OrgRoutingName:   Routing
             OrgRoutingPhone:  +1-856-792-2300 
             OrgRoutingEmail:  routing@comcast.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN
             
             OrgAbuseHandle: NAPO-ARIN
             OrgAbuseName:   Network Abuse and Policy Observance
             OrgAbusePhone:  +1-888-565-4329 
             OrgAbuseEmail:  abuse@comcast.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAPO-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.
             #