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Data as of Nov 9, 2026

216.143.8.0/21

No anonymizer space · no proxy exits in 30 days

CyrusOne LLC · reallocated from Level 3 Parent, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS62
Type
Hosting
88% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
216.140.0.0/14
since May 2007
AS3356Internet providerLevel 3 Parent, LLC
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
216.143.12.0/24
since Apr 2017
AS396285ResidentialLevel 3 Parent, LLC
via CyrusOne 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
216.140.0.0/14262,144LVLT-ORG-216-140Level 3 Parent, LLC (LPL-141) · USDirect AllocationDec 13, 1999abuse@level3.com
└ 216.143.8.0/212,048LVLT-CL-260-216-143-8CyrusOne LLC (CL-260) · USReallocatedMay 19, 2014abuse@cyrusone.com
└ 216.143.8.160/2732CYRUSONE--C0000867-216-143-8-160-27unknown———
└ 216.143.9.12/304CYRUSONE--C0000414-216-143-9-12-30unknown———
└ 216.143.9.16/298CYRUSONE--C0000044-216-143-9-16-29unknown———
└ 216.143.9.24/298CYRUSONE--C0000044-216-143-9-24-29unknown———
└ 216.143.9.128/25128CYRUSONE--C0000414-216-143-9-128-25unknown———
└ 216.143.11.0/298CYRUSONE--C0000203-216-143-11-0-29unknown———
└ 216.143.11.8/304CYRUSONE--C0000101-216-143-11-8-30unknown———
└ 216.143.11.12/304CYRUSONE--C0000101-216-143-11-12-30unknown———
└ 216.143.11.32/2732CYRUSONE--C0000203-216-143-11-32-27unknown———
└ 216.143.11.176/2816CYRUSONE--C0001176-216-143-11-176-28unknown———
└ 216.143.11.208/304C1-CINFIN-WAN-NETWORKunknown———
└ 216.143.11.212/304CYRUSONE--C0000538-216-143-11-212-30unknown———
└ 216.143.11.216/304CYRUSONE--C0000414-216-143-11-216-30unknown———
└ 216.143.11.220/304CYRUSONE--C0000542-216-143-11-220-30unknown———
└ 216.143.11.224/298CYRUSONE--C0000414-216-143-11-224-29unknown———
└ 216.143.12.0/24256CYRUSONE--C0000101-216-143-12-0-24Cincinnati Bell Technology Solutions (C06327240) · USReassignedFeb 9, 2017abuse@cyrusone.com
via LVLT-CL-260-216-143-8

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
Hosting1,79288%2
Residential25613%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Level 3 Parent, LLC
Handle
LPL-141
Range
216.140.0.0/14
Registration type
Direct Allocation
Record created
Dec 13, 1999
Reallocated to
CyrusOne LLC (CL-260)
Reallocated range
216.143.8.0/21
Reallocated
May 19, 2014
Origin network

AS62

US
Name
CyrusOne LLC
Type
Hosting
Registered
Sep 28, 2012
Domain
cyrusone.com
Website
www.cyrusone.com
Spamhaus ASN-DROP
not listed