Report for 46259

Name

CTDN-AS - Donor Network West, 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.

46259 CTDN-AS - Donor Network West, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
50249 AS46259        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CTDN-AS - Donor Network West, 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       %
45291 AS46259       CTDN-AS - Donor Network West, US                   2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  162.250.134.0/24     4777 2516 3356 46259   
  216.211.169.0/24     4777 2497 174 46259    

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

AS46259   2 More Specifics   2 Total Advertisements   CTDN-AS - Donor Network West, US
    162.250.134.0/24              162.250.132.0/22
    216.211.169.0/24              216.211.160.0/20

Whois Entry

whois: 402332

IANA has recorded AS46259 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS46259\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:       46259
             ASName:         CTDN-AS
             ASHandle:       AS46259
             RegDate:        2011-04-22
             Updated:        2011-04-22
             Ref:            https://rdap.arin.net/registry/autnum/46259
             
             
             OrgName:        Donor Network West
             OrgId:          CTDN
             Address:        12667 Alcosta Blvd. 
             Address:        Suite 500
             City:           San Ramon
             StateProv:      CA
             PostalCode:     94583
             Country:        US
             RegDate:        2004-03-09
             Updated:        2023-11-01
             Ref:            https://rdap.arin.net/registry/entity/CTDN
             
             
             OrgNOCHandle: ARINS7-ARIN
             OrgNOCName:   ARIN Support
             OrgNOCPhone:  +1-925-480-3182 
             OrgNOCEmail:  rwalker@dnwest.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ARINS7-ARIN
             
             OrgTechHandle: ARINS7-ARIN
             OrgTechName:   ARIN Support
             OrgTechPhone:  +1-925-480-3182 
             OrgTechEmail:  rwalker@dnwest.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/ARINS7-ARIN
             
             OrgAbuseHandle: ARINS7-ARIN
             OrgAbuseName:   ARIN Support
             OrgAbusePhone:  +1-925-480-3182 
             OrgAbuseEmail:  rwalker@dnwest.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINS7-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.
             #