Data as of Nov 12, 2026

198.68.0.0/16

24,576 anonymizer addresses · 38% · ISP proxy

Cogent Communications, LLC

Announcement
No RPKI
Announced by
Type
Internet provider
58% of it
IPv4 market

Path

1 · Holder
record created Feb 11, 1993
2 · Leased from
3 · Announced by
AS174 Cogent Communications, LLC
since May 2024 · 2.5 yr ago
4 · Use
Internet provider
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 198.68.0.0/16/24s
Rackdog
24,57638%
96
Leased from

Owners leasing their own space

NameIn 198.68.0.0/16/24s
Cogent Communications, LLC
24,57638%
96

Announcements

More specific

Announcements inside

PrefixOriginTypeLeased fromHolderRPKI
198.68.64.0/20
since Aug 2025
AS6079ISP proxyIP broker RackdogCogent Communications, LLC
198.68.80.0/20
since Aug 2025
AS6079ISP proxyIP broker RackdogCogent Communications, LLC
198.68.96.0/20
since Aug 2025
AS6079ISP proxyIP broker RackdogCogent Communications, LLC
198.68.112.0/20
since Aug 2025
AS6079ISP proxyIP broker RackdogCogent Communications, LLC
198.68.128.0/19
since Dec 2025
AS4637ISP proxyIP broker RackdogCogent Communications, LLC
198.68.195.0/24
since Mar 2025
AS174UnknownCogent Communications, LLC
198.68.240.0/21
since May 2005
AS3816ResidentialCogent Communications, LLC

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
198.67.0.0 - 198.70.255.255262,144COGCCogent Communications, LLC (COGC) · USDirect AllocationFeb 11, 1993abuse@cogentco.com
└ 198.68.8.0/298SPRINTunknown———
└ 198.68.16.32/2816SPRINTLINKunknown———
└ 198.68.61.224/2732SPRINTLINKunknown———
└ 198.68.63.0/24256SPRINT-C6443F-2unknown———
└ 198.68.64.0/1816,384RACKDOG-CGNT-NET-16RCN (C11605114) · USReassignedMay 27, 2026abuse@cogentco.com
via COGC
└ 198.68.128.0/198,192RACKDOG-CGNT-NET-15RCN (C11605113) · USReassignedMay 27, 2026abuse@cogentco.com
via COGC
└ 198.68.168.0/24256SPRINTLINKunknown———
└ 198.68.170.0/298SPRINTLINKunknown———
└ 198.68.170.32/298SPRINTLINKunknown———
└ 198.68.170.40/298SPRINTLINKunknown———
└ 198.68.170.48/2816SPRINTLINKunknown———
└ 198.68.170.64/2664SPRINTLINKunknown———
└ 198.68.171.0/24256SPRINTLINKunknown———
└ 198.68.177.0/298SPRINTLINKunknown———
└ 198.68.181.32/298SPRINTLINKunknown———
└ 198.68.181.40/298SPRINTLINKunknown———
└ 198.68.183.128/25128SPRINT-C644B7-4unknown———
└ 198.68.195.0/24256SPRINT-C644C3-1Advanced Energy (ADVANC-41) · USReassignedJan 25, 2000—
└ 198.68.216.32/2732FON-332640054473037unknown———
└ 198.68.221.0/24256FON-332640179232321unknown———
└ 198.68.222.8/298SPRINTLINKunknown———
└ 198.68.222.88/298SPRINTLINKunknown———
└ 198.68.222.136/298SPRINTLINKunknown———
└ 198.68.222.160/2732SPRINTLINKunknown———
└ 198.68.222.192/2732SPRINTLINKunknown———
└ 198.68.240.0/212,048SPRINTLINKTelecom Columbia (TELECO-58) · COReassignedFeb 4, 2005—

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Internet provider38,25658%16
ISP proxyanonymizer24,57638%5
Residential2,0483.1%1
Business4000.61%17
Unknown2560.39%1

Network & registry

Routing timeline

Who has announced 198.68.0.0/15

198.68.0.0/15

Routing history

Pattern
Rotating
First seen
May 2005
Current origin since
May 2024 · 2.5 yr
Origin networks
2
Last change of origin
May 2024
Recorded history

History

Handoffs
1