Report for 4531

Name

MEDWEB - Nexsys Electronics, 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.

4531 MEDWEB - Nexsys Electronics, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE - Hurricane Electric LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3183  AS4531         ORIGIN  Originate:      67584 /15.96  Transit:          0 /0.00  MEDWEB - Nexsys Electronics, 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       %
 8402 AS4531        MEDWEB - Nexsys Electronics, Inc., US              6      5      0      1      5  83.33%


  Prefix               AS Path                              Aggregation Suggestion
  169.131.0.0/16       4777 6939 4531         
  169.131.1.0/24       4777 6939 4531       - Withdrawn - matching aggregate 169.131.0.0/16 4777 6939 4531
  169.131.7.0/24       4777 6939 4531       - Withdrawn - matching aggregate 169.131.0.0/16 4777 6939 4531
  169.131.10.0/24      4777 6939 4531       - Withdrawn - matching aggregate 169.131.0.0/16 4777 6939 4531
  169.131.20.0/24      4777 6939 4531       - Withdrawn - matching aggregate 169.131.0.0/16 4777 6939 4531
  169.131.32.0/22      4777 6939 4531       - Withdrawn - matching aggregate 169.131.0.0/16 4777 6939 4531

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

AS4531   5 More Specifics   6 Total Advertisements   MEDWEB - Nexsys Electronics, Inc., US
    169.131.1.0/24                169.131.0.0/16
    169.131.7.0/24                169.131.0.0/16
    169.131.10.0/24               169.131.0.0/16
    169.131.20.0/24               169.131.0.0/16
    169.131.32.0/22               169.131.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS4531 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4531\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:       4531
             ASName:         MEDWEB
             ASHandle:       AS4531
             RegDate:        1995-04-12
             Updated:        1995-04-12
             Ref:            https://rdap.arin.net/registry/autnum/4531
             
             
             OrgName:        Nexsys Electronics, Inc.
             OrgId:          NEXSYS-2
             Address:        800 Airport Blvd, Suite 318
             City:           Burlingame
             StateProv:      CA
             PostalCode:     94010
             Country:        US
             RegDate:        1995-04-12
             Updated:        2022-05-24
             Ref:            https://rdap.arin.net/registry/entity/NEXSYS-2
             
             
             OrgAbuseHandle: PK33-ARIN
             OrgAbuseName:   Killcommons, Peter 
             OrgAbusePhone:  +1-415-283-8374 
             OrgAbuseEmail:  pete@medweb.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PK33-ARIN
             
             OrgTechHandle: PK33-ARIN
             OrgTechName:   Killcommons, Peter 
             OrgTechPhone:  +1-415-283-8374 
             OrgTechEmail:  pete@medweb.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/PK33-ARIN
             
             RTechHandle: PK33-ARIN
             RTechName:   Killcommons, Peter 
             RTechPhone:  +1-415-283-8374 
             RTechEmail:  pete@medweb.com
             RTechRef:    https://rdap.arin.net/registry/entity/PK33-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.
             #