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Data as of Nov 9, 2026

209.101.249.0/24

Anonymizer · ISP proxy

Comcast Cable Communications, LLC · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS7922
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
Reallocated May 13, 2026
to IPXO LLC by GTT Americas, LLC
IPv4 market

Path

Reallocated to IPXO LLC · May 13, 2026 · 6 mo ago · by GTT Americas, LLC
1 · Holder
GTT Americas, LLC
record created Jul 1, 1997 · reallocated to IPXO LLC May 13, 2026
2 · Leased from
IPXO
for its owner GTT Americas, LLC
3 · Announced by
AS7922 Comcast Cable Communications, LLC
since Oct 2025 · 13 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 209.101.249.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 209.101.249.0/24/24s
GTT Americas, LLC
256100%
1

Lineage

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

209.101.249.0/24

From the registry to its use

  1. Jul 1, 1997
    Registry record
    GTT Americas, LLC
    Direct Allocation (legacy, pre-1997)
    209.101.0.0/16
  2. May 9, 2005– Jan 29, 2024
    Announced
    AS4565 GTT Americas, LLC
    as part of 209.101.0.0/16
    209.101.0.0/16
  3. Jan 18, 2024– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 209.101.0.0/16
    209.101.0.0/16
  4. Oct 6, 2025
    Route object
    IPXO
    RADB route object for AS7922 Comcast Cable Communications, LLC, maintainer MAINT-AS834
  5. Oct 15, 2025– today
    Announced
    AS7922 Comcast Cable Communications, LLC
    Internet provider
  6. May 13, 2026
    Reallocated
    IPXO LLC
    Reallocated
    209.101.240.0/20
  7. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
209.101.0.0/16
since Jan 2024
AS3257Internet providerIP broker IPXO (part)13GTT 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
209.101.0.0/1665,536MEGAPATH-BLK-42GTT Americas, LLC (GAL-104) · USDirect AllocationJul 1, 1997abuse@gtt.net
└ 209.101.240.0/204,096IPXO-LLCIPXO LLC (IL-845) · USReallocatedMay 13, 2026abuse@ipxo.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
GTT Americas, LLC
Handle
GAL-104
Range
209.101.0.0/16
Registration type
Direct Allocation
Record created
Jul 1, 1997
Legacy
yes
Reallocated to
IPXO LLC (IL-845)
Reallocated range
209.101.240.0/20
Reallocated
May 13, 2026
Origin network

AS7922

US
Name
Comcast Cable Communications, LLC
Type
Internet provider
Registered
Feb 14, 1997
Domain
comcast.com
Website
corporate.comcast.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed