Data as of Nov 10, 2026

154.3.22.0/24

Anonymizer · ISP proxy

Cogent Communications, LLC

Announcement
this exact prefix
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 Jun 2024 · 2.4 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Lineage

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

154.3.22.0/24

From the registry to its use

  1. Feb 5, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    154.3.0.0/16
  2. Sep 15, 2006– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 154.3.0.0/16
    154.3.0.0/16
  3. Jun 10, 2024– today
    Announced
    AS174 Cogent Communications, LLC
    Internet provider

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesProxy exitsHolderRPKI
154.3.0.0/16
since Sep 2006
AS174Internet provider1,0241.6%ISP proxy433
212 always on
Cogent Communications, LLC

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Jun 2024
Current origin since
Jun 2024 · 2.4 yr
Origin networks
1