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Data as of Nov 8, 2026

66.77.186.0/23

No anonymizer space · no proxy exits in 30 days

Level 3 Parent, LLC · space held by CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS3356
Type
Unknown
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
66.77.0.0/16
since May 2005
AS209ResidentialCenturyLink Communications, 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
66.77.0.0/1665,536CENTURYLINK-LEGACY-QWEST-INET-12CenturyLink Communications, LLC (CCL-534) · USDirect AllocationFeb 13, 2001abuse@aup.lumen.com
└ 66.77.186.0/23512QWEST-TPF-COMCEPTComcept Solutions (C00311544) · USReassignedApr 30, 2002abuse@aup.lumen.com
via CENTURYLINK-LEGACY-QWEST-INET-12

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

Network & registry

AnnouncementRouting historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
CenturyLink Communications, LLC
Handle
CCL-534
Range
66.77.0.0/16
Registration type
Direct Allocation
Record created
Feb 13, 2001
Origin network

AS3356

US
Name
Level 3 Parent, LLC
Type
Internet provider
Registered
Mar 10, 2000
Domain
lumen.com
Website
www.lumen.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed