Report for 13867

Name

CBSI-3 - CBS Interactive Inc., 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 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.

13867 CNET-SFO - CNET Networks Inc.

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS3356    LEVEL3 Level 3 Communications
    AS17227   ATT-CERFNET-BLOCK - AT&T Enhanced Network Services
    AS17231   ATT-CERFNET-BLOCK - AT&T Enhanced Network Services
    AS6461    MFNX MFN - Metromedia Fiber Network

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4936  AS13867  ORIGIN  Originate:      16640 /17.98  Transit:          0 /0.00  CNET-SFO - CNET Networks Inc.

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       %
 2171 AS13867 CNET-SFO - CNET Networks Inc.                12      5      0      7      5  41.67%


  Prefix               AS Path                              Aggregation Suggestion
  62.108.128.0/19      4637 6461 6461 13867   
  206.18.180.0/22      4637 3491 3561 7018 17227 13867   
  206.173.193.0/24     4637 6461 6461 13867   
  216.239.112.0/20     4637 6461 6461 13867   
  216.239.112.0/24     4637 3491 3561 7018 17231 13867   
  216.239.115.0/24     4637 6461 13867        
  216.239.116.0/24     4637 6461 6461 13867 - Withdrawn - matching aggregate 216.239.112.0/20 4637 6461 6461 13867
  216.239.117.0/24     4637 6461 6461 13867 - Withdrawn - matching aggregate 216.239.112.0/20 4637 6461 6461 13867
  216.239.120.0/22     4637 3491 3561 7018 17227 13867   
  216.239.124.0/24     4637 6461 6461 13867 - Withdrawn - matching aggregate 216.239.112.0/20 4637 6461 6461 13867
  216.239.125.0/24     4637 6461 6461 13867 - Withdrawn - matching aggregate 216.239.112.0/20 4637 6461 6461 13867
  216.239.126.0/23     4637 6461 6461 13867 - Withdrawn - matching aggregate 216.239.112.0/20 4637 6461 6461 13867

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

AS13867   9 More Specifics   11 Total Advertisements   CNET-SFO - CNET Networks Inc.
    206.18.180.0/22               206.16.0.0/14
    206.173.193.0/24              206.173.0.0/16
    216.239.112.0/24              216.239.112.0/20
    216.239.115.0/24              216.239.112.0/20
    216.239.116.0/24              216.239.112.0/20
    216.239.117.0/24              216.239.112.0/20
    216.239.120.0/22              216.239.112.0/20
    216.239.125.0/24              216.239.112.0/20
    216.239.126.0/23              216.239.112.0/20

Whois Entry

whois: 402603

IANA has recorded AS13867 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13867\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:       13867
             ASName:         CBSI-3
             ASHandle:       AS13867
             RegDate:        1999-08-31
             Updated:        2012-07-09
             Ref:            https://rdap.arin.net/registry/autnum/13867
             
             
             OrgName:        CBS Interactive Inc.
             OrgId:          CI-72
             Address:        235 2nd Street
             City:           San Francisco
             StateProv:      CA
             PostalCode:     94105
             Country:        US
             RegDate:        2011-11-14
             Updated:        2022-04-26
             Ref:            https://rdap.arin.net/registry/entity/CI-72
             
             
             OrgAbuseHandle: CAC89-ARIN
             OrgAbuseName:   CBSI Abuse Contact
             OrgAbusePhone:  +1-954-689-3456 
             OrgAbuseEmail:  abuse@cbsinteractive.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CAC89-ARIN
             
             OrgTechHandle: FELDM6-ARIN
             OrgTechName:   Feldman, Steven 
             OrgTechPhone:  +1-415-344-2164 
             OrgTechEmail:  steven.feldman@cbsinteractive.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/FELDM6-ARIN
             
             OrgTechHandle: DUFFK1-ARIN
             OrgTechName:   duff, kevin 
             OrgTechPhone:  +1-917-596-0001 
             OrgTechEmail:  kevin.duff@viacomcbs.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DUFFK1-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.
             #