Data as of Nov 3, 2026

74.1.52.0/22

Anonymizer · ISP proxy

RCN · reallocated from GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Aug 2026
from AS174 Cogent Communications, LLC
registry: reallocated to RCN by GTT Americas, LLC, Sep 3, 2026
IPv4 market

Path

Reallocated to RCN · Sep 3, 2026 · 9 wk ago · by GTT Americas, LLC
1 · Holder
record created Dec 20, 2005 · reallocated to RCN Sep 3, 2026
2 · Leased from
for its owner GTT Americas, LLC
3 · Announced by
AS6079 RCN
since Aug 2026 · 12 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 74.1.52.0/22/24s
IPXO
1,024100%
4
Leased from

Owners leasing their own space

NameIn 74.1.52.0/22/24s
GTT Americas, LLC
1,024100%
4

Lineage

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

74.1.52.0/22

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. Jan 8, 2006– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 74.0.0.0/15
    74.0.0.0/15
  3. Apr 29, 2023– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 74.0.0.0/15
    74.0.0.0/15
  4. Dec 2, 2025– Jan 30, 2026
    Announced
    AS174 Cogent Communications, LLC
    Internet provider
  5. Jan 28, 2026
    Route object
    AS834 IPXO LLC
    ARIN route object for AS834 IPXO LLC, maintainer MNT-GAL-104
  6. Jul 31, 2026
    Route object
    AS6079 RCN
    ARIN route object for AS6079 RCN, maintainer MNT-GAL-104
  7. Aug 11, 2026– today
    Announced
    AS6079 RCN
    Internet provider
  8. Sep 3, 2026
    Reallocated
    RCN
    Reallocated
    74.1.52.0/22
  9. today
    Leased from
    IPNetZone
    IP broker
  10. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
74.0.0.0/15
since Apr 2023
AS3257Internet providerIP broker IPXO (part)159
54 always on
GTT 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, 2005[email protected]
└ 74.1.0.0/1665,536IPXO-LLCIPXO LLC (IL-845) · USReallocatedOct 6, 2025[email protected]
└ 74.1.0.0/1665,536NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedOct 10, 2025[email protected]
└ 74.1.52.0/221,024NET-74-1-52-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 74.1.52.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 3, 2026[email protected]

Network & registry

IPv4 market

Holder

Organization
GTT Americas, LLC
Handle
GAL-104
Range
74.0.0.0 - 74.3.127.255
Registration type
Direct Allocation
Record created
Dec 20, 2005
Reallocated to
RCN (RTSL-6)
Reallocated range
74.1.52.0/22
Reallocated
Sep 3, 2026
Origin network

AS6079

US
Name
RCN
Type
Internet provider
Registered
Apr 4, 2001
Domain
astound.com
Website
www.astound.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed