Report for 397956

Name

NETWORK-DATA-SYSTEMS - Network Data Systems, 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.

397956 NETWORK-DATA-SYSTEMS - Network Data Systems, Inc, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS36327         VINAKOM - VINAKOM COMMUNICATIONS, US
    AS7015          COMCAST-7015 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
57730 AS397956       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  NETWORK-DATA-SYSTEMS - Network Data Systems, 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       %
75968 AS397956      NETWORK-DATA-SYSTEMS - Network Data Systems,       2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.43.154.0/24      4777 2516 7922 7015 397956   
  192.43.155.0/24      4777 2516 3257 36327 397956   

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

AS397956   2 More Specifics   2 Total Advertisements   NETWORK-DATA-SYSTEMS - Network Data Systems, Inc, US
    192.43.154.0/24               192.43.154.0/23
    192.43.155.0/24               192.43.154.0/23

Whois Entry

whois: 402591

IANA has recorded AS397956 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397956\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.
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             ASNumber:       397956
             ASName:         NETWORK-DATA-SYSTEMS
             ASHandle:       AS397956
             RegDate:        2019-09-18
             Updated:        2019-09-18
             Ref:            https://rdap.arin.net/registry/autnum/397956
             
             
             OrgName:        Network Data Systems, Inc
             OrgId:          NDS-83
             Address:        300 N Martingale Rd., Suite 300
             City:           Schaumburg
             StateProv:      IL
             PostalCode:     60173
             Country:        US
             RegDate:        2018-03-01
             Updated:        2026-01-08
             Ref:            https://rdap.arin.net/registry/entity/NDS-83
             
             
             OrgAbuseHandle: NETWO8470-ARIN
             OrgAbuseName:   Network Operations
             OrgAbusePhone:  +1-847-385-6700 
             OrgAbuseEmail:  acohn@network-data.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO8470-ARIN
             
             OrgTechHandle: NETWO8470-ARIN
             OrgTechName:   Network Operations
             OrgTechPhone:  +1-847-385-6700 
             OrgTechEmail:  acohn@network-data.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO8470-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.
             #