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Data as of Nov 7, 2026

216.57.88.0/21

No anonymizer space · no proxy exits in 30 days

Towerstream I, Inc. · space held by Natural Wireless, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS19406
Type
Residential
88% of it

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
216.57.82.0 - 216.57.95.2553,584NWL-20Natural Wireless, LLC (NWL-20) · USDirect AllocationJul 14, 2005noc@naturalwireless.com
└ 216.57.88.0/304BOSTON-DUCK-TOURS-NEW-LOCATION-IN-THE-SAME-PLAZAunknown———
└ 216.57.88.8/304BOS0001unknown———
└ 216.57.88.20/304BOS0009unknown———
└ 216.57.88.88/298NETWORK-216-57-88-88unknown———
└ 216.57.88.96/304SPRAGUE-OPERATING-RESOURCES-LLCunknown———
└ 216.57.88.100/304GAME-CREEK-CAPITALunknown———
└ 216.57.88.108/304BOS0097unknown———
└ 216.57.88.216/304ROYAL-SONESTAunknown———
└ 216.57.88.240/298WHITE-AND-WILLIAMSunknown———
└ 216.57.88.248/298330-LYNNWAYunknown———
└ 216.57.89.0/304SPINFISH-WEBunknown———
└ 216.57.89.4/304J---M--BROWN-COMPANY-INCunknown———
└ 216.57.89.8/298BLUE-FIN-LAB--INCunknown———
└ 216.57.89.20/304CATERING-WITH-DISTINCTIONunknown———
└ 216.57.89.200/298INDEPENDENT-ELECTRIC-SUPLPYunknown———
└ 216.57.90.80/2816BOS0009unknown———
└ 216.57.90.208/298SOUTH-COVE-COMMUNITY-HEALTH-CENTERunknown———
└ 216.57.90.240/2816BOS0005unknown———
└ 216.57.91.16/304THE-NATURE-CONSERVANCYunknown———
└ 216.57.91.56/298DIGITAL-LUMENS--INCunknown———
└ 216.57.91.160/2732NETWORK-216-57-91-160unknown———
└ 216.57.91.200/304JEWISH-COMMUNITY-HOUSING-FOR-THE-ELDERLY-30-WALLINunknown———
└ 216.57.91.236/304MARTIN-DAWES-ANALYTICSunknown———
└ 216.57.91.240/298NET-216-57-91-240unknown———
└ 216.57.91.248/304NEW-ENGLAND-UTILITY-CONSTRUCTORSunknown———
└ 216.57.92.64/298SOUTH-COVE-COMMUNITY-HEALTH-CENTERunknown———
└ 216.57.92.72/304CITY-OF-MALDENunknown———
└ 216.57.92.76/304DIGITAL-LUMENS--INCunknown———
└ 216.57.92.80/298NEW-ENGLAND-UTILITY-CONSTRUCTORSunknown———
└ 216.57.92.96/2816NETWORK-216-57-92-96unknown———
└ 216.57.92.192/298WHITE-AND-WILLIAMSunknown———
└ 216.57.92.208/304BOS0009unknown———
└ 216.57.93.8/298GILMARTIN-MAGENCE--ROSS-LLPunknown———
└ 216.57.93.28/304AVID-TECHNICAL-RESOURCESunknown———
└ 216.57.93.36/304T1D-FIRSTunknown———
└ 216.57.93.48/298MERIDA-MERIDIAN-INCunknown———
└ 216.57.93.100/304TELAMON-INSURANCEunknown———
└ 216.57.93.112/298TELAMON-INSURANCEunknown———
└ 216.57.93.144/298EDWARD-BROOKE-CHARTER-SCHOOLunknown———
└ 216.57.93.152/298PROGENIKAunknown———
└ 216.57.93.168/298CITRIXunknown———
└ 216.57.93.176/2816SR-WEINER-AND-ASSOCIATES-33-BOYLSTON-STBOSunknown———
└ 216.57.94.0/24256NET--216-57-94-0unknown———
└ 216.57.95.0/24256DEFAULTID-216-57-95-0unknown———

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Residential1,80088%28
Business24812%38

Network & registry

AnnouncementRouting historyWhois & abuse
Origin network

AS19406

US
Name
Towerstream I, Inc.
Type
Internet provider
Registered
Jan 2, 2001
Domain
naturalwireless.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed