Data as of Nov 9, 2026

38.225.91.0/24

Anonymizer · ISP proxy

Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Sep 18, 2026
from AS273091 Grupo Inan SPA
IPv4 market

Path

Announced by AS174 since Sep 18, 2026 · 7 wk ago
1 · Holder
record created Apr 16, 1991
2 · Leased from
not leased
3 · Announced by
AS174 Cogent Communications, LLC
since Sep 18, 2026 · 7 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

38.225.91.0/24

From the registry to its use

  1. Apr 16, 1991
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    38.0.0.0/8
  2. Jan 24, 2025
    Route object
    AS273091 Grupo Inan SPA
    RADB route object for AS273091 Grupo Inan SPA, maintainer MAINT-AS174
  3. Mar 13, 2025– Oct 9, 2026
    Announced
    AS273091 Grupo Inan SPA
    Hosting
  4. Sep 18, 2026– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 38.0.0.0/8
    38.0.0.0/8
  5. Sep 18, 2026– today
    Announced
    AS174 Cogent Communications, LLC
    Internet provider

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorLeased fromProxy exitsHolderRPKI
38.0.0.0/8AS174Internet provider62,4700.37%ISP proxy, Datacenter proxy, VPNProxy providerssold by Oxylabs, QuarkIP, HypeProxy, Novada, MyPrivateProxyVPN servicesoperated by Windscribe, VPN GateIP broker Rackdog (part)401,849
78,907 always on
Cogent Communications, LLC

Network & registry

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
1,623