Report for 394435

Name

ACLIBRARY - Alameda County Library, 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.

394435 ACLIBRARY, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS2152          CENIC-2152, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
43968 AS394435       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  ACLIBRARY, 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       %
74430 AS394435      ACLIBRARY, US                                      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  166.107.160.0/22     2152 394435            

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

AS394435   1 More Specifics   1 Total Advertisements   ACLIBRARY, US
    166.107.160.0/22              166.107.0.0/16
    137.164.40.24/31              137.164.0.0/16
    137.164.40.26/31              137.164.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 137.164.40.24/31            Withdrawn
    - 137.164.40.26/31            Withdrawn

Whois Entry

whois: 402609

IANA has recorded AS394435 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS394435\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:       394435
             ASName:         ACLIBRARY
             ASHandle:       AS394435
             RegDate:        2015-09-08
             Updated:        2015-09-08
             Ref:            https://rdap.arin.net/registry/autnum/394435
             
             
             OrgName:        Alameda County Library
             OrgId:          ACL-400
             Address:        2450 Stevenson Blvd
             City:           Fremont
             StateProv:      CA
             PostalCode:     94538
             Country:        US
             RegDate:        2015-08-14
             Updated:        2021-03-16
             Ref:            https://rdap.arin.net/registry/entity/ACL-400
             
             
             OrgNOCHandle: ZHAOP2-ARIN
             OrgNOCName:   Zhao, Pam 
             OrgNOCPhone:  +1-510-366-6959 
             OrgNOCEmail:  pzhao@aclibrary.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ZHAOP2-ARIN
             
             OrgAbuseHandle: SHING4-ARIN
             OrgAbuseName:   Shing, Raymond 
             OrgAbusePhone:  +1-510-745-1588 
             OrgAbuseEmail:  rshing@aclibrary.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SHING4-ARIN
             
             OrgTechHandle: ZHAOP2-ARIN
             OrgTechName:   Zhao, Pam 
             OrgTechPhone:  +1-510-366-6959 
             OrgTechEmail:  pzhao@aclibrary.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZHAOP2-ARIN
             
             OrgAbuseHandle: ZHAOP2-ARIN
             OrgAbuseName:   Zhao, Pam 
             OrgAbusePhone:  +1-510-366-6959 
             OrgAbuseEmail:  pzhao@aclibrary.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZHAOP2-ARIN
             
             OrgTechHandle: SHING4-ARIN
             OrgTechName:   Shing, Raymond 
             OrgTechPhone:  +1-510-745-1588 
             OrgTechEmail:  rshing@aclibrary.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/SHING4-ARIN
             
             OrgNOCHandle: SHING4-ARIN
             OrgNOCName:   Shing, Raymond 
             OrgNOCPhone:  +1-510-745-1588 
             OrgNOCEmail:  rshing@aclibrary.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SHING4-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.
             #