Report for 20258

Name

ANALOG-DEVICES - Analog Devices, 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 AS4637) 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.

20258 ANALOG-DEVICES - Analog Devices, Inc.

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS209     ASN-QWEST - Qwest
    AS3561    SAVVIS - Savvis
    AS2110    IEUNET Esat Net backbone AS Number

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11608 AS20258  ORIGIN  Originate:       2560 /20.68  Transit:          0 /0.00  ANALOG-DEVICES - Analog Devices, Inc.

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       %
13163 AS20258 ANALOG-DEVICES - Analog Devices, Inc.         7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  137.71.23.0/24       4637 3491 3561 20258   
  137.71.25.0/24       4637 3491 3561 20258   
  137.71.35.0/24       4637 3491 3561 20258   
  137.71.220.0/23      4637 209 20258         
  137.71.222.0/24      4637 3491 3561 20258   
  137.71.224.0/23      4637 209 20258         
  137.71.226.0/23      4637 5400 2110 20258   

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

AS20258   8 More Specifics   8 Total Advertisements   ANALOG-DEVICES - Analog Devices, Inc.
    137.71.23.0/24                137.71.0.0/16
    137.71.25.0/24                137.71.0.0/16
    137.71.35.0/24                137.71.0.0/16
    137.71.220.0/23               137.71.0.0/16
    137.71.222.0/24               137.71.0.0/16
    137.71.224.0/23               137.71.0.0/16
    137.71.226.0/23               137.71.0.0/16
    137.71.229.0/24               137.71.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS20258 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20258\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:       20258
             ASName:         ANALOG-DEVICES
             ASHandle:       AS20258
             RegDate:        2001-04-13
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/20258
             
             
             OrgName:        Analog Devices, Inc.
             OrgId:          ANALOG-3
             Address:        Two Technology Way
             City:           Norwood
             StateProv:      MA
             PostalCode:     02062
             Country:        US
             RegDate:        1989-11-06
             Updated:        2025-12-19
             Ref:            https://rdap.arin.net/registry/entity/ANALOG-3
             
             
             OrgTechHandle: SAHAA-ARIN
             OrgTechName:   Saha, Avijit 
             OrgTechPhone:  +1-408-784-1072 
             OrgTechEmail:  avijit.saha@analog.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SAHAA-ARIN
             
             OrgAbuseHandle: ADINE-ARIN
             OrgAbuseName:   ADI Network
             OrgAbusePhone:  +1-781-461-3500 
             OrgAbuseEmail:  adi_network@analog.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADINE-ARIN
             
             OrgTechHandle: ADINE-ARIN
             OrgTechName:   ADI Network
             OrgTechPhone:  +1-781-461-3500 
             OrgTechEmail:  adi_network@analog.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ADINE-ARIN
             
             RTechHandle: ZA85-ARIN
             RTechName:   Analog Devices
             RTechPhone:  +1-781-461-3719 
             RTechEmail:  InternetServices@analog.com
             RTechRef:    https://rdap.arin.net/registry/entity/ZA85-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.
             #