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Data as of Nov 6, 2026

74.113.52.0/23

No anonymizer space · no proxy exits in 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement
this exact prefix
No RPKI
Announced by
AS46887
Type
Business
51% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
74.113.48.0/21
since Dec 2018
AS46887Internet providerZayo Bandwidth
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
74.113.52.0/24
since May 2019
AS46887Internet providerZayo Bandwidth
74.113.53.0/24
since May 2019
AS46887Internet providerZayo Bandwidth

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
74.113.48.0/212,048ZAYO-CCF-74-113-48-0Zayo Bandwidth (ZAYOB) · USDirect AllocationMar 22, 2011abuse@zayo.com
└ 74.113.52.0/2816MASSACHUSETTS-MUTUAL-LIFE-INSURANCE-COMPANYunknown———
└ 74.113.52.16/304MASSACHUSETTS-MUTUAL-LIFE-INSURANCE-COMPANYunknown———
└ 74.113.53.0/2816CROMWELL-FIRE---LANunknown———
└ 74.113.53.16/2816DERINGER-NEY-INC2unknown———
└ 74.113.53.32/304ATTunknown———
└ 74.113.53.36/304VISITING-NURSE-ASSOCIATIONunknown———
└ 74.113.53.40/304VENAN-ENTERTAINMENT-INCunknown———
└ 74.113.53.44/304SPRINGFIELD-MEDICAL-ASSOCIATESunknown———
└ 74.113.53.48/298SPRINGFIELD-MEDICAL-ASSOCIATESunknown———
└ 74.113.53.56/304TOWN-OF-EAST-HARTFORDunknown———
└ 74.113.53.60/304NUTMEG-STATE-FEDERAL-CREDIT-UNIONunknown———
└ 74.113.53.64/2732TOWN-OF-EAST-HARTFORDunknown———
└ 74.113.53.96/304SS-AND-C-TECHNOLOGIESunknown———
└ 74.113.53.100/304FARMINGTON-SAVINGS-BANKunknown———
└ 74.113.53.104/298TOWN-OF-EAST-HARTFORDunknown———
└ 74.113.53.112/2816FARMINGTON-SAVINGS-BANKunknown———
└ 74.113.53.128/2732COURT-SQUARE-GROUPunknown———
└ 74.113.53.176/304GOODWIN-COLLEGEunknown———
└ 74.113.53.180/304BARTON-ASSOCIATESunknown———
└ 74.113.53.184/304ALLEN-TECHNOLOGIESunknown———
└ 74.113.53.188/304CONSOLIDATED-HEALTH-PLANSunknown———
└ 74.113.53.192/2732GOODWIN-COLLEGEunknown———
└ 74.113.53.224/2732VISITING-NURSE-ASSOCIATIONunknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

512 addresses
TypeAddressesShareRanges
Business26051%23
Internet provider25249%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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