Report for 19643

Name

NETSYN - Network Synergy Corporation, 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.

19643 NETSYN - Network Synergy Corporation, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS46887         CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS23132         CHARTER-23132-SOUTHERN-NEW-ENGLAND-C3 - Charter Communications LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
28721 AS19643        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  NETSYN - Network Synergy Corporation, 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       %
34773 AS19643       NETSYN - Network Synergy Corporation, US           7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  71.88.62.0/24        4777 2516 20115 23132 19643   
  205.160.6.0/24       4777 2497 1299 46887 19643   
  205.246.18.0/24      4777 2497 1299 46887 19643   
  207.41.119.0/24      4777 2516 20115 23132 19643   
  208.7.224.0/24       4777 2516 174 19643    
  208.28.176.0/24      4777 2516 20115 23132 19643   
  208.49.46.0/24       4777 2497 1299 46887 19643   

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

AS19643   7 More Specifics   7 Total Advertisements   NETSYN - Network Synergy Corporation, US
    71.88.62.0/24                 71.80.0.0/12
    205.160.6.0/24                205.160.0.0/14
    205.246.18.0/24               205.240.0.0/13
    207.41.119.0/24               207.40.0.0/14
    208.7.224.0/24                208.0.0.0/11
    208.28.176.0/24               208.0.0.0/11
    208.49.46.0/24                208.49.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS19643 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19643\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:       19643
             ASName:         NETSYN
             ASHandle:       AS19643
             RegDate:        2001-01-29
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/19643
             
             
             OrgName:        Network Synergy Corporation
             OrgId:          NSC-83
             Address:        126 Monroe Turnpike
             City:           Trumbull
             StateProv:      CT
             PostalCode:     06611
             Country:        US
             RegDate:        2001-01-29
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/NSC-83
             
             
             OrgAbuseHandle: DG409-ARIN
             OrgAbuseName:   Gargano, Dana 
             OrgAbusePhone:  +1-203-261-2201 
             OrgAbuseEmail:  dgargano@netsynergy.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DG409-ARIN
             
             OrgTechHandle: DG409-ARIN
             OrgTechName:   Gargano, Dana 
             OrgTechPhone:  +1-203-261-2201 
             OrgTechEmail:  dgargano@netsynergy.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DG409-ARIN
             
             RTechHandle: DG409-ARIN
             RTechName:   Gargano, Dana 
             RTechPhone:  +1-203-261-2201 
             RTechEmail:  dgargano@netsynergy.com
             RTechRef:    https://rdap.arin.net/registry/entity/DG409-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.
             #