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Data as of Nov 8, 2026

66.253.112.0/24

No anonymizer space · no proxy exits in 30 days

Halver LTDA · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS274564
Type
Hosting
Risk
50 / 100 · Medium
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Nov 21, 2005 · reallocated to Internet Utilities NA LLC Jul 22, 2025
2 · Leased from
IPXO
3 · Announced by
AS274564 Halver LTDA
since Oct 2025 · 12 mo ago
4 · Use
Hosting

Lineage

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

66.253.112.0/24

From the registry to its use

  1. Nov 21, 2005
    Registry record
    GTT Americas, LLC
    Direct Allocation
    66.253.0.0/17
  2. Jul 8, 2006– Jun 8, 2016
    Announced
    AS23504 GTT Americas, LLC
    as part of 66.253.0.0/17
    66.253.0.0/17
  3. Feb 22, 2011– May 1, 2011
    Announced
    AS18566 GTT Americas, LLC
  4. Jun 15, 2016– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 66.253.0.0/17
    66.253.0.0/17
  5. Apr 29, 2023– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 66.253.0.0/17
    66.253.0.0/17
  6. Jul 22, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    66.253.64.0/18
  7. Oct 27, 2025
    Assigned
    StayCloud
    Reassigned
    66.253.112.0/24
  8. Oct 27, 2025
    Route object
    IPXO
    RADB route object for AS274564 Halver LTDA, maintainer MAINT-AS834
  9. Oct 27, 2025
    Route object
    IPXO
    ARIN route object for AS274564 Halver LTDA, maintainer MNT-DCL-577
  10. Oct 27, 2025– today
    Announced
    AS274564 Halver LTDA
    Hosting
  11. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
66.253.0.0/17
since Apr 2023
AS3257Internet providerIP broker IPXO (part)317
29 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
66.253.0.0/1732,768MEGAPATH-BLK-56GTT Americas, LLC (GAL-104) · USDirect AllocationNov 21, 2005abuse@gtt.net
└ 66.253.64.0/1816,384IPXO-GTTIPXO LLC (IL-845) · USReallocatedJul 18, 2025abuse@ipxo.com
└ 66.253.64.0/1816,384NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJul 22, 2025report@abuseradar.com
└ 66.253.112.0/24256NET-66-253-112-0-24StayCloud (C11401019) · BRReassignedOct 27, 2025report@abuseradar.com
via IPXO-GTT

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
66.253.0.0/17
Registration type
Direct Allocation
Record created
Nov 21, 2005
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
66.253.64.0/18
Reallocated
Jul 22, 2025
Origin network

AS274564

BR
Name
Halver LTDA
Type
Hosting
Registered
Oct 15, 2025
Domain
halver.com.br
Spamhaus ASN-DROP
not listed