Report for 36306

Name

STANFORD-HOSPITAL - Stanford Hospital and Clinics, 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.

36306 STANFORD-HOSPITAL - Stanford Hospital and Clinics, US

  Adjacency:     7  Upstream:     7  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS33544         WILINE - WiLine Networks Inc., US
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS198949        RADWARE, IL
    AS3257          GTT-BACKBONE GTT, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS396097        SAIL-INET - Sail Internet, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15607 AS36306        ORIGIN  Originate:       4864 /19.75  Transit:          0 /0.00  STANFORD-HOSPITAL - Stanford Hospital and Clinics, 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       %
 8769 AS36306       STANFORD-HOSPITAL - Stanford Hospital and Cli     14      8      3      9      5  35.71%


  Prefix               AS Path                              Aggregation Suggestion
  96.47.48.0/23        4777 2516 3257 36306   
  96.47.48.0/24        4777 2516 1299 198949 36306   
  96.47.52.0/23        4777 2516 3356 36306 36306 36306   
  96.47.52.0/24        4777 2516 3356 36306 36306 36306 - Withdrawn - matching aggregate 96.47.52.0/23 4777 2516 3356 36306 36306 36306
  96.47.53.0/24        4777 2516 3356 36306 36306 36306 - Withdrawn - matching aggregate 96.47.52.0/23 4777 2516 3356 36306 36306 36306
  96.47.54.0/23        4777 6939 396097 36306   
  96.47.54.0/23        4777 2497 3356 33544 36306 + Announce - aggregate of 96.47.54.0/24 (4777 2497 3356 33544 36306) and 96.47.55.0/24 (4777 2497 3356 33544 36306)
  96.47.54.0/24        4777 2497 3356 33544 36306 - Withdrawn - aggregated with 96.47.55.0/24 (4777 2497 3356 33544 36306)
  96.47.55.0/24        4777 2497 3356 33544 36306 - Withdrawn - aggregated with 96.47.54.0/24 (4777 2497 3356 33544 36306)
  96.47.56.0/23        4777 2497 6461 36306 + Announce - aggregate of 96.47.56.0/24 (4777 2497 6461 36306) and 96.47.57.0/24 (4777 2497 6461 36306)
  96.47.56.0/24        4777 2497 6461 36306 - Withdrawn - aggregated with 96.47.57.0/24 (4777 2497 6461 36306)
  96.47.57.0/24        4777 2497 6461 36306 - Withdrawn - aggregated with 96.47.56.0/24 (4777 2497 6461 36306)
  96.47.58.0/23        4777 2497 3356 36306   
  96.47.58.0/23        4777 2516 1299 198949 36306 + Announce - aggregate of 96.47.58.0/24 (4777 2516 1299 198949 36306) and 96.47.59.0/24 (4777 2516 1299 198949 36306)
  96.47.58.0/24        4777 2516 1299 198949 36306 - Withdrawn - aggregated with 96.47.59.0/24 (4777 2516 1299 198949 36306)
  96.47.59.0/24        4777 2516 1299 198949 36306 - Withdrawn - aggregated with 96.47.58.0/24 (4777 2516 1299 198949 36306)
  96.47.60.0/23        4777 2516 3257 36306   

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

AS36306   14 More Specifics   14 Total Advertisements   STANFORD-HOSPITAL - Stanford Hospital and Clinics, US
    96.47.48.0/23                 96.47.48.0/20
    96.47.48.0/24                 96.47.48.0/20
    96.47.52.0/23                 96.47.48.0/20
    96.47.52.0/24                 96.47.48.0/20
    96.47.53.0/24                 96.47.48.0/20
    96.47.54.0/23                 96.47.48.0/20
    96.47.54.0/24                 96.47.48.0/20
    96.47.55.0/24                 96.47.48.0/20
    96.47.56.0/24                 96.47.48.0/20
    96.47.57.0/24                 96.47.48.0/20
    96.47.58.0/23                 96.47.48.0/20
    96.47.58.0/24                 96.47.48.0/20
    96.47.59.0/24                 96.47.48.0/20
    96.47.60.0/23                 96.47.48.0/20

Whois Entry

whois: 402332

IANA has recorded AS36306 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS36306\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:       36306
             ASName:         STANFORD-HOSPITAL
             ASHandle:       AS36306
             RegDate:        2011-03-29
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/36306
             
             
             OrgName:        Stanford Hospital and Clinics
             OrgId:          SHC-84
             Address:        7600 Gateway Blvd
             City:           Newark
             StateProv:      CA
             PostalCode:     94560
             Country:        US
             RegDate:        2011-01-07
             Updated:        2024-01-09
             Ref:            https://rdap.arin.net/registry/entity/SHC-84
             
             
             OrgTechHandle: POWAR-ARIN
             OrgTechName:   Powar, Ramesh 
             OrgTechPhone:  +1-408-507-1215 
             OrgTechEmail:  rpowar@stanfordhealthcare.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/POWAR-ARIN
             
             OrgAbuseHandle: ISO21-ARIN
             OrgAbuseName:   IT Security Operations
             OrgAbusePhone:  +1-650-723-3333 
             OrgAbuseEmail:  abuse@stanfordhealthcare.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ISO21-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.
             #