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Data as of Nov 3, 2026

64.204.244.0/22

Anonymizer · ISP proxy

Cogent Communications, LLC · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS174
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
AS174 Cogent Communications, LLC
since Dec 2025 · 10 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 64.204.244.0/22/24s
IPXO
1,024100%
4
Leased from

Owners leasing their own space

NameIn 64.204.244.0/22/24s
GTT Americas, LLC
1,024100%
4

Lineage

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

64.204.244.0/22

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. Dec 26, 2025– Nov 2, 2026
    Announced
    AS174 Cogent Communications, LLC
    Internet provider
  7. Dec 30, 2025
    Route object
    IPXO
    ARIN route object for AS174 Cogent Communications, LLC, maintainer MNT-DCL-577
  8. Jan 26, 2026
    Route object
    IPXO
    RADB route object for AS174 Cogent Communications, LLC, maintainer MAINT-AS834
  9. Oct 29, 2026
    Route object
    IPXO
    RADB route object for AS40676 Psychz Networks, maintainer MAINT-AS834
  10. 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]
└ 64.204.244.0/221,024NET-64-204-244-0-22unknownReassignedDec 30, 2025[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

AS174

US
Name
Cogent Communications, LLC
Type
Internet provider
Registered
May 16, 1996
Domain
cogentco.com
Website
www.cogentco.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1,658