Data as of Nov 7, 2026

66.208.136.0/24

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
66% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
66.208.128.0/18
since Apr 2016
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
66.208.128.0/1816,384CENTURYLINK-LEGACY-CENTURYTEL-SOLUTIONS-BLK-5CenturyLink Communications, LLC (CCL-534) · USDirect AllocationDec 18, 2001abuse@aup.lumen.com
└ 66.208.136.0/2425666-208-136-1-0KMC Telecom, Inc. (HRD0) (KTIH-1) · USReallocatedFeb 6, 2004—
└ 66.208.136.24/298KMC-RNK0-CBLK3009unknown———
└ 66.208.136.84 - 66.208.136.918KMC-HMP0-CBLK3661unknown———
└ 66.208.136.112/298KMC-HMP0-CBLK3650unknown———
└ 66.208.136.120/298KMC-HMP0-CBLK3098unknown———
└ 66.208.136.136/298KMC-HMP0-CBLK742unknown———
└ 66.208.136.144/298KMC-HMP0-CBLK976unknown———
└ 66.208.136.152/298KMC-HMP0-CBLK978unknown———
└ 66.208.136.168/298KMC-HMP0-CBLK1011unknown———
└ 66.208.136.176/298KMC-HMP0-CBLK1077unknown———
└ 66.208.136.184/298KMC-HMP0-CBLK1118unknown———
└ 66.208.136.192/2732CTL-LNG-66-208-136-192-27unknown———
└ 66.208.136.232/298KMC-HMP0-CBLK3662unknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

256 addresses
TypeAddressesShareRanges
Residential16866%7
Business8834%11

Network & registry

IPv4 market

Holder

Organization
CenturyLink Communications, LLC
Handle
CCL-534
Range
66.208.128.0/18
Registration type
Direct Allocation
Record created
Dec 18, 2001
Reallocated to
KMC Telecom, Inc. (HRD0) (KTIH-1)
Reallocated range
66.208.136.0/24
Reallocated
Feb 6, 2004
Origin network

AS22561

US
Name
CenturyLink Communications, LLC
Type
Internet provider
Registered
Oct 16, 2001
Domain
centurylink.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed