Data as of Nov 11, 2026

104.243.28.0/22

54 residential-proxy exits · 30 days

IT7 Networks Inc · space held by Cluster Logic Inc

Announcement

104.243.16.0/20

RPKI valid

Announced by

AS25820

Type

Hosting

Risk

50 / 100 · Medium

Residential-proxy exits

Proxy exits

5.3% of its addresses · 30 days

Oct 12, 2026 – Nov 10, 2026

Exits seen per day

3.6K observations

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
104.243.16.0/20	4,096	CL-1210	Cluster Logic Inc (CL-1210) · CA	Direct Allocation	Jul 11, 2018	abuse@sioru.com
└ 104.243.16.0/20	4,096	CL-104-243-16-0-20	IT7 Networks Inc (C07020804) · US	Reassigned	Jul 12, 2018	abuse@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.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 104.243.16.0/20

104.243.16.0/20

Routing history

Pattern: Stable
First seen: Dec 2014
Current origin since: Jul 2023 · 3.3 yr
Origin networks: 3
Last change of origin: Nov 2018

Recorded history

History

Handoffs: 2

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
104.243.16.0/20	AS21887	/24	ARIN	Another network
104.243.16.0/20	AS25820	/24	ARIN	RPKI valid
104.243.16.0/20	AS210110	/24	ARIN	Another network
104.243.16.0/20	AS400981	/24	ARIN	Another network

IRR

Route objects on 104.243.16.0/20

Origin	Registry	Description	Maintainer	Modified
AS21887 not the origin	RADB	Customer	MAINT-AS25820	Nov 13, 2023
AS25820	RADB	IT7 Networks Inc	MAINT-AS25820	Nov 13, 2023
AS25820	NTTCOM	CMI IP Transit	MAINT-CMI-INT-HK	Jun 1, 2020
AS210110 not the origin	RADB	Customer	MAINT-AS25820	Apr 3, 2025
AS210110 not the origin	ARIN	Cluster Logic Inc	MNT-CL-1210	Apr 3, 2025
AS400981 not the origin	RADB	Customer	MAINT-AS25820	Apr 24, 2024