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Data as of Nov 3, 2026

159.63.0.0/21

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
73% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
159.63.0.0/17
since Jun 2010
AS3549Internet providerLevel 3 Parent, LLC
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
159.63.0.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
159.63.1.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
159.63.2.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
159.63.3.0/24
since Jan 2013
AS19917BusinessLevel 3 Parent, LLC
via Fibertech Networks, LLC
159.63.6.0/24
since May 2019
AS46887UnknownLevel 3 Parent, LLC
via Fibertech Networks, LLC
159.63.7.0/24
since Sep 2021
AS46887UnknownLevel 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
159.63.0.0/1665,536LVLT-ORG-159-63Level 3 Parent, LLC (LPL-141) · USDirect AllocationMar 12, 1992[email protected]
└ 159.63.0.0/212,048GX-FRO2004368641Fibertech Networks, LLC (FNL-4) · USReallocatedAug 2, 2011[email protected]
└ 159.63.0.128/2732LANTEKunknown———
└ 159.63.0.160/2732ESCIunknown———
└ 159.63.0.192/304HJ-HEINZ-II-FAMILY-TRUSTunknown———
└ 159.63.0.196/304UNITED-LENDING-SERVICESunknown———
└ 159.63.0.208/2816PROPEL-SCHOOLSunknown———
└ 159.63.0.224/2732UNITED-LENDING-SERVICESunknown———
└ 159.63.1.0/304WISHARD-HEALTH-SERVICES-LLCunknown———
└ 159.63.1.4/304ALLISON-TRANSMISSIONunknown———
└ 159.63.1.8/304BALDWIN-AND-LYONSunknown———
└ 159.63.1.12/304SEVEN-CORNERS--INCunknown———
└ 159.63.1.32/304SEVEN-CORNERS--INCunknown———
└ 159.63.1.36/304AXIA-TECHNOLOGY-PARTNERSunknown———
└ 159.63.1.40/298FIBERTECH-NETWORKS---SPEEDTEST-SERVERunknown———
└ 159.63.1.48/298AXIA-TECHNOLOGY-PARTNERSunknown———
└ 159.63.1.56/304TELMATEunknown———
└ 159.63.1.64/2732AXIA-TECHNOLOGY-PARTNERSunknown———
└ 159.63.1.96/298TELMATEunknown———
└ 159.63.1.104/298GREGG-APPLIANCES-INCunknown———
└ 159.63.1.112/298FIBERTECH-TURNUP-IPLS2unknown———
└ 159.63.2.4/304SIERRA-DATA-CENTERSunknown———
└ 159.63.2.8/298FIBERTECH-NETWORKSunknown———
└ 159.63.2.16/298UNIVERSITY-OF-DAYTONunknown———
└ 159.63.2.24/298TELESIS-TECHNOLOGIESunknown———
└ 159.63.2.32/304MICROMANunknown———
└ 159.63.2.36/304TRILEGIANT-CORPORATION-AFFINION-GROUPunknown———
└ 159.63.2.40/298HILLARD-CITY-SCHOOLSunknown———
└ 159.63.2.48/2816GUILD-ASSOCIATES-INCunknown———
└ 159.63.2.64/2732SIERRA-DATA-CENTERSunknown———
└ 159.63.2.96/2816THE-SYGMA-NETWORK-INCunknown———
└ 159.63.2.116/304NEW-ALBANY-PLAIN-LOCAL-SCHOOLSunknown———
└ 159.63.2.120/298GAHANNA-CHRISTIAN-ACADEMYunknown———
└ 159.63.2.128/2732BURGESS-AND-NIPLEunknown———
└ 159.63.2.160/298WORTHINGTON-CITY-SCHOOLSunknown———
└ 159.63.2.168/298INTERNATIONAL-ACADEMY-OF-COLUMBUSunknown———
└ 159.63.2.176/304VESTCOMunknown———
└ 159.63.2.180/304IGLUPLUS-LLCunknown———
└ 159.63.2.184/298IGLUPLUS-LLCunknown———
└ 159.63.2.192/2816NEW-ALBANY-PLAIN-LOCAL-SCHOOLSunknown———
└ 159.63.2.208/304NETS2YOU-LLC-DBA-THE-TECH-GROUP-INTERNET-SERVICESunknown———
└ 159.63.2.212/304NAI-OHIO-EQUITIES-LLC---2unknown———
└ 159.63.2.216/298ASIST-TRANSLATION-SERVICES-INCunknown———
└ 159.63.2.224/2732NETS2YOU-LLC-DBA-THE-TECH-GROUP-INTERNET-SERVICESunknown———
└ 159.63.3.0/24256MOHEGAN-TRIBAL-GAMING-AUTHORITYMohegan Tribal Gaming Authority (C03266337) · USReassignedJan 3, 2013[email protected]
via GX-FRO2004368641
└ 159.63.4.0/24256BERGER-AND-MONTAGUE-PCunknown———
└ 159.63.5.0/24256BERGER-AND-MONTAGUE-PCunknown———
└ 159.63.6.0/304THERMO-FISHER-SCIENTIFICunknown———
└ 159.63.6.8/298FIBERTECH-TURNUP-PITCunknown———
└ 159.63.6.32/298NET-159-63-6-32-29unknown———
└ 159.63.7.0/298FIBERTECH-NETWORKSunknown———
└ 159.63.7.8/304ZERO-HASSLE-ITunknown———
└ 159.63.7.12/304METRONODE-LTunknown———
└ 159.63.7.16/2816HUDSON-PRINTINGunknown———
└ 159.63.7.32/2732ZERO-HASSLE-ITunknown———
└ 159.63.7.64/298CORRECTIVE-EYE-CENTERunknown———
└ 159.63.7.72/298CORRECTIVE-EYE-CENTERunknown———
└ 159.63.7.80/298GREAT-LAKES-CONSTRUCTION-COunknown———
└ 159.63.7.88/304CITY-OF-HUDSONunknown———
└ 159.63.7.92/304ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.96/2816PARKER-HANNIFIN-CORPORATIONunknown———
└ 159.63.7.112/2816PARKER-HANNIFIN-CORPORATIONunknown———
└ 159.63.7.128/2816SD-MYERSunknown———
└ 159.63.7.148/304ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.152/304ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.156/304ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.160/2732STELLAR-PRIVATE-CABLE-SYTEMSunknown———
└ 159.63.7.192/298ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.200/298ONE-VIEW-COMMUNICATIONS-INCunknown———
└ 159.63.7.208/298SD-MYERSunknown———
└ 159.63.7.216/298FIBERTECH-TURNUP-CLEVunknown———
└ 159.63.7.224/312LASALLE-AMC-LLCunknown———
└ 159.63.7.228/304CRUCIBLE-DEVELOPMENT-CORPORATIONunknown———
└ 159.63.7.240/2816LASALLE-AMC-LLC-2unknown———

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
Business1,49073%71
Unknown55827%12

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Level 3 Parent, LLC
Handle
LPL-141
Range
159.63.0.0/16
Registration type
Direct Allocation
Record created
Mar 12, 1992
Legacy
yes
Reallocated to
Fibertech Networks, LLC (FNL-4)
Reallocated range
159.63.0.0/21
Reallocated
Aug 2, 2011
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