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Data as of Nov 8, 2026

205.240.143.0/29

No anonymizer space · no proxy exits in 30 days

BrightNet Oklahoma · space held by Cogent Communications, LLC

Announcement
205.240.128.0/20
No RPKI
Announced by
AS8025
Type
Unknown
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
205.240.0.0/13AS174Internet provider36
3 always on
Cogent Communications, LLC

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
205.240.0.0/13524,288COGENT-205-240-0Cogent Communications, LLC (COGC) · USDirect AllocationApr 24, 1995abuse@cogentco.com
└ 205.240.128.0/204,096SPRINTLINKChickasaw Telephone (CHCK) · USReallocatedOct 29, 2002kstaggs@chickasawphone.net
└ 205.240.143.0/298CHCK-205-240-143-0-TO-205-240-143-7unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 205.240.128.0/20

Prefix
205.240.128.0/20
Announced by
AS8025 BrightNet Oklahoma
Type
Unknown
RPKI
No RPKI
Netname
SPRINTLINK
Registrant
Chickasaw Telephone
RIR
ARIN
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
205.240.0.0/13
Registration type
Direct Allocation
Record created
Apr 24, 1995
Legacy
yes
Reallocated to
Chickasaw Telephone (CHCK)
Reallocated range
205.240.128.0/20
Reallocated
Oct 29, 2002
Origin network

AS8025

US
Name
BrightNet Oklahoma
Type
Internet provider
Registered
Aug 28, 1996
Domain
brightok.net
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed