Data as of Nov 6, 2026

209.1.248.0/21

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
Internet provider
95% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
209.1.0.0/16
since May 2005
AS3561Internet providerCenturyLink 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
209.1.0.0/1665,536CENTURYLINK-LEGACY-SAVVIS-BLK47CenturyLink Communications, LLC (CCL-534) · USDirect AllocationDec 6, 1996abuse@aup.lumen.com
└ 209.1.249.128/2664SAVV-S602200-0unknown———
└ 209.1.249.224/2732SAVV-S229715-1unknown———

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
Internet provider1,95295%3
Business964.7%2

Network & registry

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