Report for 15253

Name

SDSHERIFF-2 - SDSO, 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.

15253 SDSHERIFF-2 - SDSO, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59210 AS15253        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  SDSHERIFF-2 - SDSO, 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       %
33826 AS15253       SDSHERIFF-2 - SDSO, US                             1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.167.119.0/24      4777 2497 7018 15253   

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

AS15253   1 More Specifics   1 Total Advertisements   SDSHERIFF-2 - SDSO, US
    12.167.119.0/24               12.0.0.0/8

Whois Entry

whois: 402603

IANA has recorded AS15253 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15253\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:       15253
             ASName:         SDSHERIFF-2
             ASHandle:       AS15253
             RegDate:        2025-02-25
             Updated:        2025-02-25
             Ref:            https://rdap.arin.net/registry/autnum/15253
             
             
             OrgName:        SDSO
             OrgId:          SDCSD-1
             Address:        5555 Overland Ave
             Address:        Bldg. 12
             City:           San Diego
             StateProv:      CA
             PostalCode:     92123
             Country:        US
             RegDate:        2010-12-15
             Updated:        2015-09-21
             Ref:            https://rdap.arin.net/registry/entity/SDCSD-1
             
             
             OrgNOCHandle: NETWO7566-ARIN
             OrgNOCName:   Network Admin
             OrgNOCPhone:  +1-858-256-2100 
             OrgNOCEmail:  networks@sdsheriff.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO7566-ARIN
             
             OrgTechHandle: NETWO7566-ARIN
             OrgTechName:   Network Admin
             OrgTechPhone:  +1-858-256-2100 
             OrgTechEmail:  networks@sdsheriff.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7566-ARIN
             
             OrgAbuseHandle: NETWO7566-ARIN
             OrgAbuseName:   Network Admin
             OrgAbusePhone:  +1-858-256-2100 
             OrgAbuseEmail:  networks@sdsheriff.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO7566-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.
             #