Data as of Nov 15, 2026

198.68.80.0/20

Anonymizer · ISP proxy

RCN · space held by Cogent Communications, LLC

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

Path

1 · Holder
record created Feb 11, 1993
2 · Leased from
3 · Announced by
AS6079 RCN
since Aug 2025 · 15 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 198.68.80.0/20/24s
Rackdog
4,096100%
16
Leased from

Owners leasing their own space

NameIn 198.68.80.0/20/24s
Cogent Communications, LLC
4,096100%
16

Lineage

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

198.68.80.0/20

From the registry to its use

  1. Feb 11, 1993
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    198.67.0.0 - 198.70.255.255
  2. May 9, 2005– May 16, 2024
    Announced
    AS1239 Cogent Communications, LLC
    as part of 198.68.0.0/15
    198.68.0.0/15
  3. May 5, 2024– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 198.68.0.0/15
    198.68.0.0/15
  4. Aug 16, 2025– today
    Announced
    AS6079 RCN
    Internet provider
  5. Aug 26, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
  6. May 27, 2026
    Assigned
    RCN
    Reassigned
    198.68.64.0/18
  7. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
198.68.0.0/15
since May 2024
AS174Internet providerCogent 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
198.67.0.0 - 198.70.255.255262,144COGCCogent Communications, LLC (COGC) · USDirect AllocationFeb 11, 1993abuse@cogentco.com
└ 198.68.64.0/1816,384RACKDOG-CGNT-NET-16RCN (C11605114) · 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

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Aug 2025
Current origin since
Aug 2025 · 1.2 yr
Origin networks
1