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Data as of Nov 3, 2026

74.1.28.0/24

Anonymizer · ISP proxy

RCN · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS6079
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jul 2026
from AS214025
IPv4 market

Path

Announced by AS6079 since Jul 2026 · 4 mo ago
1 · Holder
GTT Americas, LLC
record created Dec 20, 2005 · reallocated to Internet Utilities NA LLC Oct 10, 2025
2 · Leased from
IPXO
for its owner GTT Americas, LLC
3 · Announced by
AS6079 RCN
since Jul 2026 · 4 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 74.1.28.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 74.1.28.0/24/24s
GTT Americas, LLC
256100%
1

Lineage

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

74.1.28.0/24

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– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    as part of 74.0.0.0/15
    74.0.0.0/15
  4. Oct 10, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    74.1.0.0/16
  5. Dec 26, 2025– Feb 11, 2026
    Announced
    AS63199 CDS Global Cloud Co., Ltd
    Hosting
  6. Jan 31, 2026– Mar 7, 2026
    Announced
    AS214025
  7. Jul 18, 2026– Nov 2, 2026
    Announced
    AS6079 RCN
    Internet provider
  8. Jul 23, 2026
    Assigned
    Internet Utilities NA LLC
    Reassigned
    74.1.28.0/24
  9. Jul 23, 2026
    Route object
    IPXO
    RADB route object for AS6079 RCN, maintainer MAINT-AS834
  10. Jul 23, 2026
    Route object
    IPXO
    ARIN route object for AS6079 RCN, maintainer MNT-DCL-577
  11. 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
53 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]
└ 74.1.28.0/24256NET-74-1-28-0-24unknownReassignedJul 23, 2026[email protected]
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

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
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
Internet Utilities NA LLC (DCL-577)
Reallocated range
74.1.0.0/16
Reallocated
Oct 10, 2025
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