Report for 15228

Name

OREILLYMEDIA-AS1 - O'Reilly Media, Inc., 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.

15228 OREILLYMEDIA-AS1 - O'Reilly Media, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS46375         AS-SONICTELECOM - Sonic Telecom LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
48269 AS15228        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  OREILLYMEDIA-AS1 - O'Reilly Media, Inc., 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       %
33724 AS15228       OREILLYMEDIA-AS1 - O'Reilly Media, Inc., US        1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  199.27.144.0/23      4777 2516 46375 15228   

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

AS15228   1 More Specifics   1 Total Advertisements   OREILLYMEDIA-AS1 - O'Reilly Media, Inc., US
    199.27.144.0/23               199.27.144.0/22

Whois Entry

whois: 402617

IANA has recorded AS15228 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15228\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:       15228
             ASName:         OREILLYMEDIA-AS1
             ASHandle:       AS15228
             RegDate:        2014-05-20
             Updated:        2014-05-20
             Comment:        http://www.oreilly.com
             Ref:            https://rdap.arin.net/registry/autnum/15228
             
             
             OrgName:        O'Reilly Media, Inc.
             OrgId:          OM-16
             Address:        141 Stony Circle, Suite 195
             City:           Santa Rosa
             StateProv:      CA
             PostalCode:     95401
             Country:        US
             RegDate:        2012-03-02
             Updated:        2026-01-09
             Ref:            https://rdap.arin.net/registry/entity/OM-16
             
             
             OrgAbuseHandle: ABUSE7237-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-707-827-7000 
             OrgAbuseEmail:  abuse@oreilly.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7237-ARIN
             
             OrgTechHandle: OREIL50-ARIN
             OrgTechName:   O'Reilly NOC
             OrgTechPhone:  +1-707-827-7000 
             OrgTechEmail:  noc@oreilly.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/OREIL50-ARIN
             
             OrgNOCHandle: OREIL50-ARIN
             OrgNOCName:   O'Reilly NOC
             OrgNOCPhone:  +1-707-827-7000 
             OrgNOCEmail:  noc@oreilly.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/OREIL50-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.
             #