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Data as of Nov 7, 2026

66.128.64.0/20

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS3561
Type
Internet provider
87% 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
66.128.64.0/204,096CENTURYLINK-LEGACY-SAVVIS-BLK196CenturyLink Communications, LLC (CCL-534) · USDirect AllocationJun 4, 2001abuse@aup.lumen.com
└ 66.128.64.0/2664SAVV-S232432-4unknown———
└ 66.128.64.80/2816SAVV-S250518-5unknown———
└ 66.128.64.128/2664SAVV-S233120-1unknown———
└ 66.128.64.224/2732SAVV-S617516-0unknown———
└ 66.128.65.0/24256SAVV-S234199-1unknown———
└ 66.128.66.0/24256SAVV-S608598-0unknown———
└ 66.128.67.0/24256SAVV-S232432-5unknown———
└ 66.128.68.0/221,024NET-66-128-68-0-1unknown———
└ 66.128.68.160/2732NEUSTAR-BOS-66-128-68-160-27unknown———
└ 66.128.72.32/2732SAVV-S601238-0unknown———
└ 66.128.72.64/2816SAVV-S622968-0unknown———
└ 66.128.72.80/298SAVV-S606306-0unknown———
└ 66.128.72.112/2816SAVV-S627833-0unknown———
└ 66.128.72.128/25128SAVV-S622444-0unknown———
└ 66.128.73.0/24256SAVV-S601238-0unknown———
└ 66.128.74.0/2732SAVV-S602360-12unknown———
└ 66.128.74.32/2732SAVV-S602360-13unknown———
└ 66.128.74.80/2816SAVV-S626727-3unknown———
└ 66.128.74.96/2816SAVV-S606306-0unknown———
└ 66.128.74.128/2664SAVV-S264051-10unknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Internet provider3,56087%9
Business53613%14

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS3561

US
Name
CenturyLink Communications, LLC
Type
Internet provider
Registered
Oct 7, 1998
Domain
lumen.com
Website
www.lumen.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed