Report for 21879

Name

TWRS-SF - Towerstream I, 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.

21879 TOWERSTREAM-SF - Towerstream Corporation

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS14743   INTERNAP-BLOCK-4 - Internap Network Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9912  AS21879  ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  TOWERSTREAM-SF - Towerstream Corporation

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       %
14048 AS21879 TOWERSTREAM-SF - Towerstream Corporation      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  69.38.208.0/20       4637 3356 14743 21879   

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

AS21879   1 More Specifics   1 Total Advertisements   TWRS - Towerstream I, Inc.
    69.38.208.0/20                69.38.128.0/17

Whois Entry

whois: 402603

IANA has recorded AS21879 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21879\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:       21879
             ASName:         TWRS-SF
             ASHandle:       AS21879
             RegDate:        2005-06-06
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/21879
             
             
             OrgName:        Towerstream I, Inc.
             OrgId:          TOWER-20
             Address:        55 Hammerlund Way
             Address:        TECH II
             City:           Middletown
             StateProv:      RI
             PostalCode:     02842
             Country:        US
             RegDate:        2007-05-08
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/TOWER-20
             
             
             OrgAbuseHandle: ZC208-ARIN
             OrgAbuseName:   Towerstream Corporation
             OrgAbusePhone:  +1-401-608-8241 
             OrgAbuseEmail:  ipadmin@towerstream.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZC208-ARIN
             
             OrgNOCHandle: ZC208-ARIN
             OrgNOCName:   Towerstream Corporation
             OrgNOCPhone:  +1-401-608-8241 
             OrgNOCEmail:  ipadmin@towerstream.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ZC208-ARIN
             
             OrgTechHandle: ZC208-ARIN
             OrgTechName:   Towerstream Corporation
             OrgTechPhone:  +1-401-608-8241 
             OrgTechEmail:  ipadmin@towerstream.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZC208-ARIN
             
             OrgAbuseHandle: ABUSE615-ARIN
             OrgAbuseName:   ABUSE
             OrgAbusePhone:  +1-401-848-5848 
             OrgAbuseEmail:  abuse@towerstream.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE615-ARIN
             
             RTechHandle: ZC208-ARIN
             RTechName:   Towerstream Corporation
             RTechPhone:  +1-401-608-8241 
             RTechEmail:  ipadmin@towerstream.com
             RTechRef:    https://rdap.arin.net/registry/entity/ZC208-ARIN
             
             RAbuseHandle: ABUSE615-ARIN
             RAbuseName:   ABUSE
             RAbusePhone:  +1-401-848-5848 
             RAbuseEmail:  abuse@towerstream.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE615-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.
             #