Data as of Nov 10, 2026

74.2.102.0/23

Anonymizer · ISP proxy

Cogent Communications, LLC · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
record created Dec 20, 2005 · reallocated to Internet Utilities NA LLC Oct 10, 2025
2 · Leased from
for its owner GTT Americas, LLC
3 · Announced by
AS174 Cogent Communications, LLC
since Nov 2025 · 12 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 74.2.102.0/23/24s
IPXO
512100%
2
Leased from

Owners leasing their own space

NameIn 74.2.102.0/23/24s
GTT Americas, LLC
512100%
2

Lineage

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

74.2.102.0/23

From the registry to its use

  1. Dec 20, 2005
    Registry record
    GTT Americas, LLC
    Direct Allocation
    74.0.0.0 - 74.3.127.255
  2. Feb 1, 2007– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 74.2.0.0/16
    74.2.0.0/16
  3. Apr 29, 2023– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 74.2.0.0/16
    74.2.0.0/16
  4. Oct 10, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    74.2.100.0/22
  5. Nov 10, 2025
    Assigned
    FiberPower LLC
    Reassigned
    74.2.102.0/23
  6. Nov 10, 2025
    Route object
    IPXO
    RADB route object for AS174 Cogent Communications, LLC, maintainer MAINT-AS834
  7. Nov 10, 2025
    Route object
    IPXO
    ARIN route object for AS174 Cogent Communications, LLC, maintainer MNT-DCL-577
  8. Nov 20, 2025– today
    Announced
    AS174 Cogent Communications, LLC
    Internet provider
  9. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
74.2.0.0/16
since Apr 2023
AS3257Internet providerIP broker IPXO (part)238GTT Americas, 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
74.0.0.0 - 74.3.127.255229,376MEGAPATH-BLK-64-65-66GTT Americas, LLC (GAL-104) · USDirect AllocationDec 20, 2005abuse@gtt.net
└ 74.2.100.0/221,024IPXO-LLCIPXO LLC (IL-845) · USReallocatedOct 6, 2025abuse@ipxo.com
└ 74.2.100.0/221,024NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedOct 10, 2025report@abuseradar.com
└ 74.2.102.0/23512FIBERPOWER-LLCFiberPower LLC (C11416022) · USReassignedNov 10, 2025report@abuseradar.com
via IPXO-LLC

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
Nov 2025
Current origin since
Nov 2025 · 12 mo
Origin networks
1