Report for 1909

Name

CAIDA - San Diego Supercomputer Center, 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.

1909 CAIDA - San Diego Supercomputer Center, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS195           SDSC-AS - San Diego Supercomputer Center, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
58177 AS1909         ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CAIDA - San Diego Supercomputer Center, 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       %
30183 AS1909        CAIDA - San Diego Supercomputer Center, US         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.172.226.0/24     4777 2516 2152 195 1909 1909   

Whois Entry

whois: 402332

IANA has recorded AS1909 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS1909\n             
             #
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             # 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/
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             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       1909
             ASName:         CAIDA
             ASHandle:       AS1909
             RegDate:        1992-06-02
             Updated:        2024-01-10
             Ref:            https://rdap.arin.net/registry/autnum/1909
             
             
             OrgName:        San Diego Supercomputer Center
             OrgId:          SDSC-Z
             Address:        9500 Gilman Drive
             Address:        MS-0505
             City:           La Jolla
             StateProv:      CA
             PostalCode:     92093-0505
             Country:        US
             RegDate:        2023-04-06
             Updated:        2023-05-24
             Ref:            https://rdap.arin.net/registry/entity/SDSC-Z
             
             
             OrgNOCHandle: ENS13-ARIN
             OrgNOCName:   ENS
             OrgNOCPhone:  +1-858-534-5090 
             OrgNOCEmail:  ens@sdsc.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ENS13-ARIN
             
             OrgTechHandle: SKINN116-ARIN
             OrgTechName:   Skinner, Erik 
             OrgTechPhone:  +1-815-534-5090 
             OrgTechEmail:  eskinner@sdsc.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/SKINN116-ARIN
             
             OrgAbuseHandle: SDSCH-ARIN
             OrgAbuseName:   SDSC Hostmaster
             OrgAbusePhone:  +1-858-534-5090 
             OrgAbuseEmail:  hostmaster@sdsc.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SDSCH-ARIN
             
             OrgTechHandle: HERMA36-ARIN
             OrgTechName:   Herman, Dan 
             OrgTechPhone:  +1-858-534-6589 
             OrgTechEmail:  diherman@sdsc.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/HERMA36-ARIN
             
             OrgTechHandle: TH60-ARIN
             OrgTechName:   Hutton, Thomas 
             OrgTechPhone:  +1-858-534-5136 
             OrgTechEmail:  thomas.e.hutton@gmail.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/TH60-ARIN
             
             OrgAbuseHandle: SDSCA-ARIN
             OrgAbuseName:   SDSC-ABUSE
             OrgAbusePhone:  +1-858-534-5090 
             OrgAbuseEmail:  abuse@sdsc.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SDSCA-ARIN
             
             OrgNOCHandle: TH60-ARIN
             OrgNOCName:   Hutton, Thomas 
             OrgNOCPhone:  +1-858-534-5136 
             OrgNOCEmail:  thomas.e.hutton@gmail.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/TH60-ARIN
             
             RTechHandle: TH60-ARIN
             RTechName:   Hutton, Thomas 
             RTechPhone:  +1-858-534-5136 
             RTechEmail:  thomas.e.hutton@gmail.com
             RTechRef:    https://rdap.arin.net/registry/entity/TH60-ARIN
             
             RTechHandle: KCC10-ARIN
             RTechName:   Claffy, K C.
             RTechPhone:  +1-858-534-5000 
             RTechEmail:  kc@caida.org
             RTechRef:    https://rdap.arin.net/registry/entity/KCC10-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.
             #