Report for 63174

Name

LAS-COLO2 - Blue Shield of California, 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.

63174 LAS-COLO2, US

  Adjacency:     5  Upstream:     5  Downstream:     0
  Upstream Adjacent AS list
    AS22911         SINAP-TIX, US
    AS174           COGENT-174, US
    AS3356          LEVEL3, US
    AS23005         SWITCH-LTD, US
    AS701           UUNET, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
37946 AS63174        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  LAS-COLO2, 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       %
52318 AS63174       LAS-COLO2, US                                      3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  165.253.43.0/24      3257 701 63174         
  165.253.64.0/23      293 3356 63174         
  165.253.144.0/24     7018 23005 63174       

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

AS63174   3 More Specifics   3 Total Advertisements   LAS-COLO2, US
    165.253.43.0/24               165.253.0.0/16
    165.253.64.0/23               165.253.0.0/16
    165.253.144.0/24              165.253.0.0/16

Whois Entry

whois: 402590

IANA has recorded AS63174 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS63174\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:       63174
             ASName:         LAS-COLO2
             ASHandle:       AS63174
             RegDate:        2014-08-28
             Updated:        2014-08-28
             Ref:            https://rdap.arin.net/registry/autnum/63174
             
             
             OrgName:        Blue Shield of California
             OrgId:          BSC-1
             Address:        4203 Town Center Blvd
             City:           El Dorado Hills
             StateProv:      CA
             PostalCode:     95762
             Country:        US
             RegDate:        1993-10-18
             Updated:        2021-11-15
             Ref:            https://rdap.arin.net/registry/entity/BSC-1
             
             
             OrgAbuseHandle: ITSIR-ARIN
             OrgAbuseName:   IT-SIRT
             OrgAbusePhone:  +1-916-350-7005 
             OrgAbuseEmail:  abuse@blueshieldca.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITSIR-ARIN
             
             OrgTechHandle: ITNET15-ARIN
             OrgTechName:   IT-Network Engineering
             OrgTechPhone:  +1-916-350-7507 
             OrgTechEmail:  IT-NetworkEngineering@blueshieldca.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ITNET15-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.
             #