Data as of Nov 9, 2026

204.199.143.0/24

No anonymizer space · no proxy exits in 30 days

Level 3 Parent, LLC · space held by Cirion Technologies Solutions, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
Unknown
Risk
0 / 100 · Low
Recent change
New origin Oct 22, 2026
its first announcement on record

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
204.199.128.0/20
since Mar 2020
AS3549Residential104
26 always on
Cirion Technologies Solutions, LLC
via CTL Chile
204.198.0.0/15
since Mar 2020
AS3356Internet provider480
158 always on

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
204.199.0.0/1665,536GCASL-204-198Cirion Technologies Solutions, LLC (GCASL) · USDirect AllocationNov 23, 1994abuse@ciriontechnologies.com
└ 204.199.0.0/1665,536LPL-141-CL-1905-204-199CTL Latam (CL-1905) · PEReallocatedMar 18, 2020abuse@ciriontechnologies.com
└ 204.199.128.0/204,096NET-204-199-128-0-1CTL Chile (CC-4323) · CLReallocatedMar 19, 2020abuse@ciriontechnologies.com

Network & registry

Registry

Holder

Organization
Cirion Technologies Solutions, LLC
Handle
GCASL
Range
204.199.0.0/16
Registration type
Direct Allocation
Record created
Nov 23, 1994
Legacy
yes
Reallocated to
CTL Chile (CC-4323)
Reallocated range
204.199.128.0/20
Reallocated
Mar 19, 2020
Origin network

AS3549

US
Name
Level 3 Parent, LLC
Type
Internet provider
Registered
Mar 21, 2000
Domain
lumen.com
Website
www.lumen.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed