Data as of Nov 12, 2026

199.13.0.0/16

Anonymizer · ISP proxy

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

Announcement

this exact prefix

No RPKI

Announced by

AS22773

Type

ISP proxy

Risk

90 / 100 · Critical

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 Sep 24, 1993

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

Name	In 199.13.0.0/16	/24s
Rackdog	65,536100%	256

Leased from

Owners leasing their own space

Name	In 199.13.0.0/16	/24s
Cogent Communications, LLC	65,536100%	256

Lineage

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

199.13.0.0/16

From the registry to its use

Sep 24, 1993
Registry record
Cogent Communications, LLC
Direct Allocation (legacy, pre-1997)
199.11.0.0 - 199.14.255.255
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.0.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.16.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.32.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.48.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.64.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.80.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.96.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.112.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.128.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.144.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.160.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.176.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.192.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.208.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.224.0/20
Aug 26, 2025
Route object
Rackdog
RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
199.13.240.0/20
Oct 22, 2025
Route object
Rackdog
RADB route object for AS3491 PCCW Global (HK) Ltd., maintainer MAINT-AS398465
199.13.0.0/19
Oct 22, 2025
Route object
Rackdog
RADB route object for AS3491 PCCW Global (HK) Ltd., maintainer MAINT-AS398465
199.13.128.0/19
Nov 12, 2025
Route object
AS3491 PCCW Global (HK) Ltd.
ARIN route object for AS3491 PCCW Global (HK) Ltd., maintainer MNT-COGC
199.13.0.0/19
Nov 12, 2025
Route object
AS11404 Wave Broadband
ARIN route object for AS11404 Wave Broadband, maintainer MNT-COGC
199.13.0.0/19
Nov 12, 2025
Route object
AS3491 PCCW Global (HK) Ltd.
ARIN route object for AS3491 PCCW Global (HK) Ltd., maintainer MNT-COGC
199.13.128.0/19
Nov 12, 2025
Route object
AS11404 Wave Broadband
ARIN route object for AS11404 Wave Broadband, maintainer MNT-COGC
199.13.128.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.32.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.64.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.96.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.160.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.192.0/19
May 22, 2026
Route object
AS20115 Charter Communications LLC
RADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
199.13.224.0/19
May 27, 2026
Assigned
RCN
Reassigned
199.13.0.0/16
Sep 28, 2026– Nov 2, 2026
Announced
AS22773 Cox Communications Inc.
Internet provider
Sep 29, 2026
Route object
Rackdog
RADB route object for AS22773 Cox Communications Inc., maintainer MAINT-AS398465
today
Leased from
Rackdog
IP broker

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
199.11.0.0 - 199.14.255.255	262,144	COGC	Cogent Communications, LLC (COGC) · US	Direct Allocation	Sep 24, 1993	abuse@cogentco.com
└ 199.13.0.0/16	65,536	RACKDOG-CGNT-NET-20	RCN (C11605118) · US	Reassigned	May 27, 2026	abuse@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

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: Sep 28, 2026
Current origin since: Sep 28, 2026 · 1 mo
Origin networks: 1

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS22773	RADB		MAINT-AS398465	Sep 29, 2026

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
199.13.0.0/19	AS3491	RADB	Customer Route	MAINT-AS398465	Oct 22, 2025
199.13.0.0/19	AS3491	ARIN	Route Registered for Cogent Communications Customer - Rackdog, LLC	MNT-COGC	Dec 23, 2025
199.13.0.0/19	AS11404	ARIN	Route Registered for Cogent Communications Customer - Rackdog, LLC	MNT-COGC	Dec 23, 2025
199.13.0.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.16.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.32.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.32.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.48.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.64.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.64.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.80.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.96.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.96.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.112.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.128.0/19	AS3491	RADB	Customer Route	MAINT-AS398465	Oct 22, 2025
199.13.128.0/19	AS3491	ARIN	Route Registered for Cogent Communications Customer - Rackdog, LLC	MNT-COGC	Dec 23, 2025
199.13.128.0/19	AS11404	ARIN	Route Registered for Cogent Communications Customer - Rackdog, LLC	MNT-COGC	Dec 23, 2025
199.13.128.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.144.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.160.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.160.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.176.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.192.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.192.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.208.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.224.0/19	AS20115	RADB	RackDog - East - 51078	MAINT-CHTR-WD	May 22, 2026
199.13.224.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025
199.13.240.0/20	AS11404	RADB		MAINT-AS398465	Sep 11, 2025

199.13.0.0/16

Path

Operators, sellers and brokers

IP brokers

Owners leasing their own space

Lineage

From the registry to its use

Registrations in this block

Network & registry

Holder

AS22773

Who has announced this prefix

Routing history

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact