Data as of Nov 15, 2026

203.203.0.0/23

1 residential-proxy exit · 30 days

Hoshin Multimedia Center Inc. · space held by KBT Co., LTD

Announcement

203.203.0.0/17

RPKI valid

Announced by

AS9416

Type

Residential

Risk

0 / 100 · Low

Recent change

New origin Sep 28, 2026

from AS9416 Hoshin Multimedia Center Inc., after 10.2 years unannounced

Residential-proxy exits

Proxy exits

0.20% of its addresses · 30 days

Spread

1 of 2

/24s with at least one exit

Providers

selling exits here

Oct 16, 2026 – Nov 14, 2026

Exits seen per day

4.5K observations

Proxy providers listing exits

Ake.net
BirdProxies
Byteful
CliProxy
DataImpulse
EnigmaProxy
Evomi
Infatica
InfiniteProxies
LightningProxies
MangoProxy
Proxiware
Proxy-Seller
Proxy4U
ProxyEmpire
ProxyHat
Proxyma
Shifter
Thordata
VitalExclusive

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	RPKI
203.203.0.0/16 since May 2005	AS9416	Residential	393 27 always on

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

203.203.0.0/17

Routing history

Pattern: Stable
First seen: Jun 2005
Current origin since: Sep 28, 2026 · 2 mo
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
203.203.0.0/17	AS131611	/24	APNIC	Another network
203.203.0.0/16	AS9416	/24	APNIC	RPKI valid
203.203.0.0/16	AS18042	/24	APNIC	Another network

IRR

Route objects on 203.203.0.0/17

Origin	Registry	Description	Maintainer	Modified
AS9416	RADB	Hoshin Multimedia Center Inc.	MAINT-AS9416	Nov 4, 2025
AS9416	NTTCOM	Proxy-registered route object	MAINT-AS9304	Mar 22, 2016
AS9505 not the origin	REACH	REACH (Customer Route)	MAINT-REACH-NOC	Jun 4, 2004
AS131611 not the origin	RADB	SDTV (customer route)	MAINT-AS18046	Sep 6, 2024