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Data as of Nov 3, 2026

166.1.21.0/24

Anonymizer · ISP proxy

Level 3 Parent, LLC · space held by Ace Data Centers, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS10753
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jun 2026
from AS401152 Ace Data Centers II, L.L.C.
IPv4 market

Path

Announced by AS10753 since Jun 2026 · 4 mo ago
1 · Holder
Ace Data Centers, Inc.
record created Jul 10, 2012
2 · Leased from
Ace Data Centers
3 · Announced by
AS10753 Level 3 Parent, LLC
since Jun 2026 · 4 mo ago
4 · Use
Proxy providersnamed Oxylabs
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 166.1.21.0/24/24s
OxylabsTesonet
256100%
1
Leased from

IP brokers

NameIn 166.1.21.0/24/24s
Ace Data Centers
256100%
1

Lineage

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

166.1.21.0/24

From the registry to its use

  1. Jul 10, 2012
    Registry record
    Ace Data Centers, Inc.
    Direct Allocation
    166.0.0.0/15
  2. May 23, 2023– Aug 2, 2023
    Announced
    AS207633 Kadir Huseyin Tezcan Nosspeed Internet Teknolojileri
  3. Mar 30, 2024– May 30, 2026
    Announced
    AS58061 Scalaxy B.V.
    Hosting
  4. May 19, 2026– Jul 5, 2026
    Announced
    AS401152 Ace Data Centers II, L.L.C.
    Hosting
  5. Jun 24, 2026– Nov 2, 2026
    Announced
    AS10753 Level 3 Parent, LLC
    Internet provider
  6. Jun 27, 2026
    Route object
    AS10753 Level 3 Parent, LLC
    ARIN route object for AS10753 Level 3 Parent, LLC, maintainer MNT-ADC-96
  7. today
    Leased from
    Ace Data Centers
    IP broker
  8. today
    Leased from
    IPXO
    IP broker
  9. today
    Used
    Oxylabs
    Proxy seller

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS10753

US
Name
Level 3 Parent, LLC
Type
Internet provider
Registered
Nov 18, 1997
Domain
level3.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed