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Data as of Nov 9, 2026

199.160.128.0/17

Anonymizer · ISP proxy

Cox Communications Inc. · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS22773
Type
ISP proxy
Recent change
New origin Sep 28, 2026
its first announcement on record
IPv4 market

Path

Announced by AS22773 since Sep 28, 2026 · 6 wk ago
1 · Holder
Cogent Communications, LLC
record created Feb 1, 1994
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS22773 Cox Communications Inc.
since Sep 28, 2026 · 6 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 199.160.128.0/17/24s
Rackdog
32,768100%
128
Leased from

Owners leasing their own space

NameIn 199.160.128.0/17/24s
Cogent Communications, LLC
32,768100%
128

Lineage

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

199.160.128.0/17

From the registry to its use

  1. Feb 1, 1994
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    199.160.0.0/14
  2. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.128.0/20
  3. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.144.0/20
  4. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.176.0/20
  5. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.192.0/20
  6. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.208.0/20
  7. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.224.0/20
  8. Mar 31, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.240.0/20
  9. Apr 2, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
    199.160.160.0/20
  10. May 27, 2026
    Assigned
    RCN
    Reassigned
    199.160.128.0/17
  11. Sep 28, 2026– Nov 8, 2026
    Announced
    AS22773 Cox Communications Inc.
    Internet provider
  12. Sep 29, 2026
    Route object
    Rackdog
    RADB route object for AS22773 Cox Communications Inc., maintainer MAINT-AS398465
  13. today
    Leased from
    Rackdog
    IP broker

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeLeased fromHolderRPKI
199.160.128.0/21
since Sep 28, 2026
AS22773ISP proxyIP broker RackdogCogent Communications, LLC
199.160.136.0/21
since Sep 28, 2026
AS22773ISP proxyIP broker RackdogCogent Communications, LLC
199.160.144.0/21
since Sep 28, 2026
AS22773ISP proxyIP broker RackdogCogent Communications, LLC
199.160.152.0/21
since Sep 28, 2026
AS22773ISP proxyIP broker RackdogCogent Communications, LLC
199.160.224.0/21
since Sep 28, 2026
AS7029ISP proxyIP broker RackdogCogent Communications, LLC
199.160.232.0/21
since Sep 28, 2026
AS7029ISP proxyIP broker RackdogCogent Communications, LLC
199.160.240.0/21
since Sep 28, 2026
AS7029ISP proxyIP broker RackdogCogent Communications, LLC
199.160.248.0/21
since Sep 28, 2026
AS7029ISP proxyIP broker RackdogCogent 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
199.160.0.0/14262,144COGENT-199-160-0Cogent Communications, LLC (COGC) · USDirect AllocationFeb 1, 1994abuse@cogentco.com
└ 199.160.128.0/1732,768RACKDOG-CGNT-NET-23RCN (C11605217) · USReassignedMay 27, 2026abuse@cogentco.com
via COGENT-199-160-0

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
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
199.160.0.0/14
Registration type
Direct Allocation
Record created
Feb 1, 1994
Legacy
yes
Origin network

AS22773

US
Name
Cox Communications Inc.
Type
Internet provider
Registered
Nov 20, 2001
Domain
cox.com
Website
www.cox.com/peering
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed