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Data as of Nov 8, 2026

209.143.192.0/20

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS3561
Type
Internet provider
91% 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
209.143.192.0/204,096CENTURYLINK-LEGACY-SAVVIS-BLK39CenturyLink Communications, LLC (CCL-534) · USDirect AllocationOct 7, 1997abuse@aup.lumen.com
└ 209.143.194.0/24256SAVV-S603220-2unknown———
└ 209.143.196.0/24256SAVV-S233293-1unknown———
└ 209.143.197.0/2732NET-209-143-197-0-1unknown———
└ 209.143.197.96/2816SAVV-S266099-0unknown———
└ 209.143.197.128/2664SAVV-S217958-0unknown———
└ 209.143.197.192/298SAVV-S217958-0unknown———
└ 209.143.197.200/298SAVV-S217958-0unknown———
└ 209.143.197.224/2816SAVV-S617433-0unknown———
└ 209.143.198.0/23512SAVV-S600052-0unknown———
└ 209.143.204.0/24256SAVV-S617433-0unknown———
└ 209.143.205.0/24256SAVV-S617433-0unknown———
└ 209.143.206.0/24256SAVV-S617433-0unknown———
└ 209.143.207.0/25128SAVV-S617433-0unknown———
└ 209.143.207.128/25128SAVV-S617433-0unknown———

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 provider3,72891%4
Business3689.0%7

Network & registry

AnnouncementRouting historyWhois & 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