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Data as of Nov 10, 2026

65.167.160.0/19

Anonymizer · ISP proxy

Telstra Global · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS4637
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Sep 19, 2000
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS4637 Telstra Global
since Dec 2025 · 11 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 65.167.160.0/19/24s
Rackdog
8,192100%
32
Leased from

Owners leasing their own space

NameIn 65.167.160.0/19/24s
Cogent Communications, LLC
8,192100%
32

Lineage

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

65.167.160.0/19

From the registry to its use

  1. Sep 19, 2000
    Registry record
    Cogent Communications, LLC
    Direct Allocation
    65.160.0.0 - 65.173.255.255
  2. May 13, 2004
    Route object
    AS10464 US Signal Company, L.L.C.
    RADB route object for AS10464 US Signal Company, L.L.C., maintainer MAINT-AS1828
    65.167.184.0/21
  3. Dec 2, 2025– today
    Announced
    AS4637 Telstra Global
    Internet provider
  4. May 27, 2026
    Assigned
    RCN
    Reassigned
    65.167.160.0/19
  5. Sep 18, 2026– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 65.160.0.0/13
    65.160.0.0/13
  6. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
65.160.0.0/13AS174Internet provider87
4 always on
Cogent Communications, LLC

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
65.160.0.0 - 65.173.255.255917,504COGCCogent Communications, LLC (COGC) · USDirect AllocationSep 19, 2000abuse@cogentco.com
└ 65.167.160.0/198,192RACKDOG-CGNT-NET-136RCN (C11605383) · USReassignedMay 27, 2026abuse@cogentco.com
via COGC

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Dec 2025
Current origin since
Dec 2025 · 11 mo
Origin networks
1