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Data as of Nov 14, 2026

208.26.176.0/20

Anonymizer · ISP proxy

Deutsche Telekom AG · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS3320
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Mar 13, 1996
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS3320 Deutsche Telekom AG
since Nov 2025 · 12 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 208.26.176.0/20/24s
Rackdog
4,096100%
16
Leased from

Owners leasing their own space

NameIn 208.26.176.0/20/24s
Cogent Communications, LLC
4,096100%
16

Lineage

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

208.26.176.0/20

From the registry to its use

  1. Mar 13, 1996
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    208.0.0.0 - 208.35.255.255
  2. Nov 8, 2025– today
    Announced
    AS3320 Deutsche Telekom AG
    Internet provider
  3. Nov 12, 2025
    Route object
    Rackdog
    RADB route object for AS3320 Deutsche Telekom AG, maintainer MAINT-AS398465
  4. May 27, 2026
    Assigned
    RCN
    Reassigned
    208.26.160.0/19
  5. Sep 18, 2026– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 208.0.0.0/11
    208.0.0.0/11
  6. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
208.0.0.0/11AS174Internet providerIP broker Rackdog (part)606
173 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
208.0.0.0 - 208.35.255.2552,359,296COGCCogent Communications, LLC (COGC) · USDirect AllocationMar 13, 1996abuse@cogentco.com
└ 208.26.160.0/198,192RACKDOG-CGNT-NET-96RCN (C11605304) · 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
Nov 2025
Current origin since
Nov 2025 · 1.0 yr
Origin networks
1