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Data as of Nov 9, 2026

104.247.153.0/24

Anonymizer · ISP proxy

GTT Communications Inc. · space held by Colocation America Corporation

Announcement
this exact prefix
RPKI valid
Announced by
AS3257
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Oct 22, 2026
from AS200169 Manish Pant
IPv4 market

Path

Announced by AS3257 since Oct 22, 2026 · 3 wk ago
1 · Holder
Colocation America Corporation
record created Jul 1, 2022 · reallocated to Internet Utilities NA LLC Jan 7, 2025
2 · Leased from
IPXO
for its owner Colocation America Corporation
3 · Announced by
AS3257 GTT Communications Inc.
since Oct 22, 2026 · 3 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 104.247.153.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 104.247.153.0/24/24s
Colocation America Corporation
256100%
1

Lineage

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

104.247.153.0/24

From the registry to its use

  1. Sep 11, 2020– Jul 14, 2022
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  2. Jul 1, 2022
    Registry record
    Colocation America Corporation
    Direct Allocation
    104.247.152.0/21
  3. Jul 3, 2022– today
    Announced
    AS21769 Colocation America Corporation
    as part of 104.247.152.0/21
    104.247.152.0/21
  4. Dec 6, 2022– Jun 3, 2023
    Announced
    AS60721 Bursabil Teknoloji A.S.
    Hosting
  5. Feb 23, 2024– Mar 17, 2024
    Announced
    AS205663 Cloud Metric Inc.
    Hosting
  6. Mar 30, 2024– Sep 1, 2024
    Announced
    AS834 IPXO LLC
    Hosting
  7. Aug 21, 2024– Jul 5, 2026
    Announced
    AS393942 WiredISP Inc.
    Hosting
  8. Jan 7, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    104.247.152.0/22
  9. Sep 28, 2026– Oct 9, 2026
    Announced
    AS20473 The Constant Company, LLC
    Hosting
  10. Oct 10, 2026– Nov 2, 2026
    Announced
    AS152726 Dream Engineering
    Business
  11. Oct 17, 2026
    Assigned
    Internet Utilities NA LLC
    Reassigned
    104.247.153.0/24
  12. Oct 22, 2026– Nov 2, 2026
    Announced
    AS200169 Manish Pant
    Hosting
  13. Oct 22, 2026– today
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  14. Oct 28, 2026
    Route object
    IPXO
    RADB route object for AS3257 GTT Communications Inc., maintainer MAINT-AS834
  15. Oct 29, 2026
    Route object
    IPXO
    ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-DCL-577
  16. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
104.247.152.0/21
since Jul 2022
AS21769HostingColocation America Corporation

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
104.247.152.0/212,048CAC-BLOCK42Colocation America Corporation (CAC-89) · USDirect AllocationJul 1, 2022Abuse@colocationamerica.com
└ 104.247.152.0/221,024IPXOIPXO LLC (IL-845) · USReallocatedJul 13, 2022abuse@ipxo.com
└ 104.247.152.0/221,024NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJan 7, 2025report@abuseradar.com
└ 104.247.153.0/24256NET-104-247-153-0-24unknownReassignedOct 17, 2026report@abuseradar.com
via IPXO

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
Colocation America Corporation
Handle
CAC-89
Range
104.247.152.0/21
Registration type
Direct Allocation
Record created
Jul 1, 2022
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
104.247.152.0/22
Reallocated
Jan 7, 2025
Origin network

AS3257

US
Name
GTT Communications Inc.
Type
Internet provider
Registered
Sep 30, 1994
Domain
gtt.net
Website
www.gtt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
239