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Data as of Nov 5, 2026

104.243.16.0/20

3 anonymizer addresses · 0.07% · Datacenter proxy81 residential-proxy exits · 30 days

IT7 Networks Inc · space held by Cluster Logic Inc

Announcement
this exact prefix
RPKI valid
Announced by
AS25820
Type
Hosting
>99% of it

Residential-proxy exits

Proxy exits
81
2.0% of its addresses · 30 days
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

5.3K observations
IPv4 market

Path

1 · Holder
Cluster Logic Inc
record created Jul 11, 2018
2 · Leased from
not leased
3 · Announced by
AS25820 IT7 Networks Inc
since Jul 2023 · 3.3 yr ago
4 · Use
Hosting
anonymizer space, operator not named

Lineage

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

104.243.16.0/20

From the registry to its use

  1. Dec 15, 2014– Feb 8, 2015
    Announced
    AS46664 VolumeDrive
    Hosting
  2. Feb 15, 2015– Jul 23, 2018
    Announced
    AS33412 Keepit A/S
    Business
  3. Jul 11, 2018
    Registry record
    Cluster Logic Inc
    Direct Allocation
    104.243.16.0/20
  4. Jul 11, 2018
    Route object
    AS25820 IT7 Networks Inc
    RADB route object for AS25820 IT7 Networks Inc, maintainer MAINT-AS25820
  5. Nov 9, 2018– May 15, 2022
    Announced
    AS25820 IT7 Networks Inc
    Hosting
  6. Jun 1, 2020
    Route object
    AS25820 IT7 Networks Inc
    NTTCOM route object for AS25820 IT7 Networks Inc, maintainer MAINT-CMI-INT-HK
  7. May 10, 2022
    Route object
    AS25820 IT7 Networks Inc
    RADB route object for AS25820 IT7 Networks Inc, maintainer MAINT-AS25820
    104.243.16.0/22
  8. May 10, 2022
    Route object
    AS25820 IT7 Networks Inc
    RADB route object for AS25820 IT7 Networks Inc, maintainer MAINT-AS25820
    104.243.20.0/22
  9. May 10, 2022
    Route object
    AS25820 IT7 Networks Inc
    RADB route object for AS25820 IT7 Networks Inc, maintainer MAINT-AS25820
    104.243.24.0/22
  10. May 10, 2022
    Route object
    AS25820 IT7 Networks Inc
    RADB route object for AS25820 IT7 Networks Inc, maintainer MAINT-AS25820
    104.243.28.0/22
  11. Jul 22, 2023– today
    Announced
    AS25820 IT7 Networks Inc
    Hosting
  12. Aug 17, 2023
    Route object
    AS21887 Fiber Logic Inc.
    RADB route object for AS21887 Fiber Logic Inc., maintainer MAINT-AS25820
  13. Apr 3, 2025
    Route object
    AS210110 Kvmcloud Network CO., LIMITED
    ARIN route object for AS210110 Kvmcloud Network CO., LIMITED, maintainer MNT-CL-1210
  14. today
    Route object
    AS210110 Kvmcloud Network CO., LIMITED
    RADB route object for AS210110 Kvmcloud Network CO., LIMITED, maintainer MAINT-AS25820
  15. today
    Route object
    AS400981 IT7 Networks Inc
    RADB route object for AS400981 IT7 Networks Inc, maintainer MAINT-AS25820

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
104.243.16.0/204,096CL-1210Cluster Logic Inc (CL-1210) · CADirect AllocationJul 11, 2018abuse@sioru.com
└ 104.243.16.0/204,096CL-104-243-16-0-20IT7 Networks Inc (C07020804) · USReassignedJul 12, 2018abuse@sioru.com
via CL-1210

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Hosting4,093>99%4
Datacenter proxyanonymizer30.07%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cluster Logic Inc
Handle
CL-1210
Range
104.243.16.0/20
Registration type
Direct Allocation
Record created
Jul 11, 2018
Origin network

AS25820

CA
Name
IT7 Networks Inc
Type
Hosting
Registered
Jan 15, 2013
Domain
it7.net
Website
www.it7.net
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed