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Data as of Nov 6, 2026

208.49.40.0/21

No anonymizer space · no proxy exits in 30 days

Crown Castle Fiber LLC · space held by Level 3 Parent, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS46887
Type
Business
87% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
208.49.0.0/16
since May 2005
AS3549Internet providerLevel 3 Parent, LLC
Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
208.49.40.0/22
since Nov 2021
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.41.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.43.0/24
since Oct 2018
AS46887BusinessLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.44.0/23
since Nov 2021
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.44.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.45.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.46.0/23
since Nov 2021
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
208.49.46.0/24
since Apr 2007
AS19643BusinessLevel 3 Parent, LLC
via Fibertech Networks, LLC

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
208.48.224.0 - 208.50.127.255106,496LVLT-ORG-208-48-224Level 3 Parent, LLC (LPL-141) · USDirect AllocationJul 29, 1999abuse@level3.com
└ 208.49.40.0/212,048FNL0811630401Fibertech Networks, LLC (FNL-4) · USReallocatedApr 27, 2007abuse@zayo.com
└ 208.49.40.0/2816BURLINGTON-CITY-SCHOOL-DISTRICTunknown———
└ 208.49.40.16/304VALLEY-HOSPITALunknown———
└ 208.49.40.20/304PRINCETON-HOSTED-SOLUTIONSunknown———
└ 208.49.40.24/304M-AND-T-BANKunknown———
└ 208.49.40.28/304COMODOunknown———
└ 208.49.40.36/304ONGAME-SERVICES-AMAYA-GAMINGunknown———
└ 208.49.40.40/304BERGER-AND-MONTAGUE-PCunknown———
└ 208.49.40.44/304ATLANTIC-COUNTY-LIBRARY-SYSTEMunknown———
└ 208.49.40.48/2816PRINCETON-HOSTED-SOLUTIONSunknown———
└ 208.49.40.64/298FIBERTECH-NETWORKSunknown———
└ 208.49.40.72/298CHRISTIANA-CARE-HEALTH-SERVICESunknown———
└ 208.49.40.80/298WILMINGTON-UNIVERSITYunknown———
└ 208.49.40.88/304MAIDEN-GLOBAL-SERVICING-COMPANY-LLCunknown———
└ 208.49.40.92/304MAIDEN-GLOBAL-SERVICING-COMPANY-LLCunknown———
└ 208.49.40.96/2816MAIDEN-GLOBAL-SERVICING-COMPANY-LLCunknown———
└ 208.49.40.112/298BURRIS-LOGISTICS-INCunknown———
└ 208.49.40.124/304PRINCETON-HOSTED-SOLUTIONSunknown———
└ 208.49.40.128/2664CINNAMINSON-SCHOOLSunknown———
└ 208.49.40.192/2664MERCER-COUNTY-SPECIAL-SERVICES-SCHOOL-DISTRICTunknown———
└ 208.49.41.0/2816DALPOS-ARCHITECTS-LLCunknown———
└ 208.49.41.16/298PURENERGY-LLCunknown———
└ 208.49.41.24/298UNITED-AUTO-SUPPLYunknown———
└ 208.49.41.48/304SUNY-UPSTATE-MEDICALunknown———
└ 208.49.41.52/304STATE-UNIVERSITY-OF-NEW-YORK-AT-BINGHAMTONunknown———
└ 208.49.41.56/298FT1-THE-POST-STANDARDunknown———
└ 208.49.41.64/2732FT2-THE-POST-STANDARDunknown———
└ 208.49.41.96/298CD-TECHNOLOGY-PARTNERSunknown———
└ 208.49.41.104/298C-AND-S-WORLDWIDE-HOLDINGS-INCunknown———
└ 208.49.41.112/298ST-JOSEPH-HOSPITALunknown———
└ 208.49.41.120/298SYRACUSE-CITY-SCHOOL-DISTRICTunknown———
└ 208.49.41.128/2816AVALON-DOCUMENT-SERVICESunknown———
└ 208.49.41.144/298STARNOVA-LLCunknown———
└ 208.49.41.152/298ELAUWIT-NETWORKSunknown———
└ 208.49.41.160/2816UNITED-AUTO-SUPPLYunknown———
└ 208.49.41.176/304RLI-INSURANCE-COMPANYunknown———
└ 208.49.41.180/304QUALTEKunknown———
└ 208.49.41.184/298THE-TECH-GARDEN-AND-CENTERSTATE-CEOunknown———
└ 208.49.41.192/2732C-AND-S-WORLDWIDE-HOLDINGS-INCunknown———
└ 208.49.41.224/298DIMARCO-ABIUSI-AND-PASCARELLA-CPA-PCunknown———
└ 208.49.41.232/304SUNY-UPSTATE-MEDICALunknown———
└ 208.49.41.236/312ONONDAGA-COMMUNITY-COLLEGE-2unknown———
└ 208.49.41.240/298FIBERTECH-TURNUP-SYRCunknown———
└ 208.49.41.248/298SCOTTECH-LLC-2unknown———
└ 208.49.42.192/2816AVALON-DOCUMENT-SERVICESunknown———
└ 208.49.42.208/2816FREED-MAXICK-CPA-PC-LANunknown———
└ 208.49.42.224/298MVP-WORKSunknown———
└ 208.49.42.232/298ROSWELL-PARK-CANCER-INSTITUTEunknown———
└ 208.49.42.240/304WESTERN-NEW-YORK-IMMEDIATE-CAREunknown———
└ 208.49.42.244/304SUMMER-STREET-CAPITAL-PARTNERS-LLCunknown———
└ 208.49.42.248/304M-E-ENGINEERINGunknown———
└ 208.49.43.0/24256FT0-BUREAU-VERITASBureau Veritas (C01746756) · USReassignedOct 4, 2007abuse@zayo.com
via FNL0811630401
└ 208.49.44.0/298CHRISTIANA-CARE-HEALTH-SERVICESunknown———
└ 208.49.44.8/298IDEAL-INTEGRATIONSunknown———
└ 208.49.44.16/2816SEEGRID-CORPORATIONunknown———
└ 208.49.44.32/2816NETWORK-ACCESSunknown———
└ 208.49.44.48/304KIDS-PLUS-PEDIATRICS-PCunknown———
└ 208.49.44.56/298ELG-HANIEL-METALSunknown———
└ 208.49.44.72/304INDEPENDENT-HEALTHunknown———
└ 208.49.44.76/304HUDSON-FIBER-NETWORKunknown———
└ 208.49.44.80/2816IDEAL-INTEGRATIONSunknown———
└ 208.49.44.96/2732HEFREN-TILLOTSON-INCunknown———
└ 208.49.44.128/2732IDEAL-INTEGRATIONSunknown———
└ 208.49.44.160/304EINETWORKunknown———
└ 208.49.44.168/298MINE-SAFETY-APPLIANCEunknown———
└ 208.49.44.176/304HUDSON-FIBER-NETWORKunknown———
└ 208.49.44.180/304PITTSBURGH-PUBLIC-SCHOOL-DISTRICTunknown———
└ 208.49.44.184/304ELG-HANIEL-METALSunknown———
└ 208.49.44.192/2664MOODY-NATIONAL-CY-PITTSBURGH-SHADYSIDE-LLCunknown———
└ 208.49.45.0/2664FT1-ENTHONEunknown———
└ 208.49.45.64/304CALL-BEFORE-YOU-DIG-INCunknown———
└ 208.49.45.68/304WESTERN-CONNECTICUT-HEALTH-NETWORKunknown———
└ 208.49.45.72/298ALDEN-HD-EVENT-SOLUTIONS-LLCunknown———
└ 208.49.45.80/298WATSON-FOODS-INCunknown———
└ 208.49.45.88/298GASTROENTEROLOGY-CENTER-OF-CONNECTICUTunknown———
└ 208.49.45.96/298NBC-UNIVERSALunknown———
└ 208.49.45.104/304AMNET-SYSTEMSunknown———
└ 208.49.45.108/304FARM-CREDIT-FINANCIAL-PARTNERS-INCunknown———
└ 208.49.45.112/2816FT2-STANDARD-OILunknown———
└ 208.49.45.128/298REVEAL-42-INCunknown———
└ 208.49.45.136/298HEALTH-PLAN-ONEunknown———
└ 208.49.45.144/298CHIMENETunknown———
└ 208.49.45.152/298BL-COMPANIES-2unknown———
└ 208.49.45.160/298HEALTH-PLAN-ONEunknown———
└ 208.49.45.168/304CENTERPLAN-CONSTRUCTION-COMPANYunknown———
└ 208.49.45.172/304BL-COMPANIES-4unknown———
└ 208.49.45.176/298BRIDGEPORT-FITTINGSunknown———
└ 208.49.45.184/298FT1-HEALTH-PLAN-ONEunknown———
└ 208.49.45.200/298FT1-BYRAM-HEALTHCARE-CENTERSunknown———
└ 208.49.45.208/2816FT1-INTELLISPONSE-INCunknown———
└ 208.49.45.224/2816REGIONAL-WATER-AUTHORITY-TESTunknown———
└ 208.49.45.240/298MILLER-FORD-NISSANunknown———
└ 208.49.45.248/304EDGE-TECHNOLOGY-GROUPunknown———
└ 208.49.45.252/304NORWICH-PUBLIC-UTILITIESunknown———
└ 208.49.46.0/24256FT2-NETWORK-SYNERGYNetwork Synergy (C01643716) · USReassignedMay 31, 2007abuse@zayo.com
via FNL0811630401
└ 208.49.47.0/24256FT-CT-COMPUTER-SERVICESunknown———

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

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
Business1,79087%93
Unknown25813%13

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Level 3 Parent, LLC
Handle
LPL-141
Range
208.48.224.0 - 208.50.127.255
Registration type
Direct Allocation
Record created
Jul 29, 1999
Reallocated to
Fibertech Networks, LLC (FNL-4)
Reallocated range
208.49.40.0/21
Reallocated
Apr 27, 2007
Origin network

AS46887

US
Name
Crown Castle Fiber LLC
Type
Internet provider
Registered
Apr 13, 2009
Domain
zayo.com
Website
www.crowncastle.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed