Data as of Nov 3, 2026

154.21.232.0/24

Anonymizer · ISP proxy

Cogent Communications, LLC

Announcement
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
record created Feb 5, 1992
2 · Leased from
not leased
3 · Announced by
AS174 Cogent Communications, LLC
since Jan 2024 · 2.8 yr ago
4 · Use
Proxy providersnamed QuarkIP
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 154.21.232.0/24/24s
QuarkIP
256100%
1

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorProxy exitsHolderRPKI
154.21.0.0/16
since Sep 2018
AS174Internet provider1,2802.0%ISP proxy, VPNProxy providersoperated by High ProxiesVPN servicesoperated by TorGuard279
42 always on
Cogent Communications, LLC

Network & registry

Announced by

Covering announcement 154.21.232.0/23

Prefix
154.21.232.0/23
Announced by
AS174 Cogent Communications, LLC
Type
ISP proxy
Anonymizer addresses
all
Operator
Proxy providerssold by QuarkIP
RPKI
No RPKI
Netname
COGENT-154-21-16
Registrant
Cogent Communications, LLC
RIR
ARIN
Origin network

AS174

US
Name
Cogent Communications, LLC
Type
Internet provider
Registered
May 16, 1996
Domain
cogentco.com
Website
www.cogentco.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1,658