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Data as of Nov 3, 2026

64.204.72.0/21

Anonymizer · ISP proxy

Frontier Communications of America, Inc. · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS5650
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created May 16, 2000 · reallocated to Internet Utilities NA LLC Oct 10, 2025
2 · Leased from
IPXO
for its owner GTT Americas, LLC
3 · Announced by
AS5650 Frontier Communications of America, Inc.
since Apr 2026 · 6 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 64.204.72.0/21/24s
IPXO
2,048100%
8
Leased from

Owners leasing their own space

NameIn 64.204.72.0/21/24s
GTT Americas, LLC
2,048100%
8

Lineage

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

64.204.72.0/21

From the registry to its use

  1. May 16, 2000
    Registry record
    GTT Americas, LLC
    Direct Allocation
    64.204.0.0/15
  2. May 9, 2005– Nov 9, 2007
    Announced
    AS7455 Motorists Mutual Insurance Company
    as part of 64.204.0.0/15
    64.204.0.0/15
  3. Nov 15, 2007– Jan 29, 2024
    Announced
    AS4565 GTT Americas, LLC
    as part of 64.204.0.0/15
    64.204.0.0/15
  4. Jan 18, 2024– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    as part of 64.204.0.0/15
    64.204.0.0/15
  5. Oct 10, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    64.204.0.0/16
  6. Jan 28, 2026
    Route object
    AS834 IPXO LLC
    ARIN route object for AS834 IPXO LLC, maintainer MNT-GAL-104
    64.204.76.0/22
  7. Mar 8, 2026– Apr 24, 2026
    Announced
    AS11059 Mifflin County Wireless LLC
    Internet provider
  8. Apr 25, 2026– Nov 2, 2026
    Announced
    AS5650 Frontier Communications of America, Inc.
    Internet provider
  9. Apr 28, 2026
    Assigned
    Internet Utilities NA LLC
    Reassigned
    64.204.72.0/21
  10. Apr 28, 2026
    Route object
    IPXO
    RADB route object for AS5650 Frontier Communications of America, Inc., maintainer MAINT-AS834
  11. Apr 28, 2026
    Route object
    IPXO
    ARIN route object for AS5650 Frontier Communications of America, Inc., maintainer MNT-DCL-577
  12. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorLeased fromProxy exitsHolderRPKI
64.204.0.0/15
since Jan 2024
AS3257Internet provider7680.59%ISP proxyProxy providersoperated by BunnyIP broker IPXO (part)1,336
368 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
64.204.0.0/15131,072MEGAPATH-BLK-19GTT Americas, LLC (GAL-104) · USDirect AllocationMay 16, 2000[email protected]
└ 64.204.0.0/1665,536IPXO-LLCIPXO LLC (IL-845) · USReallocatedOct 6, 2025[email protected]
└ 64.204.0.0/1665,536NET-129-129-129-0Internet Utilities NA LLC (DCL-577) · USReallocatedOct 10, 2025[email protected]
└ 64.204.72.0/212,048NET-64-204-72-0-21unknownReassignedApr 28, 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
64.204.0.0/15
Registration type
Direct Allocation
Record created
May 16, 2000
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
64.204.0.0/16
Reallocated
Oct 10, 2025
Origin network

AS5650

US
Name
Frontier Communications of America, Inc.
Type
Internet provider
Registered
Jul 25, 1995
Domain
verizonbusiness.com
Website
www.frontier.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed