Data as of Nov 14, 2026

123.157.20.0/22

3 residential-proxy exits · 30 days

CHINA UNICOM China169 Backbone · space held by China Unicom Zhejiang province network

Announcement

123.157.0.0/16

RPKI valid

Announced by

AS4837

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.29% of its addresses · 30 days

Always-on exits

67% of its exits

Spread

2 of 4

/24s with at least one exit

Providers

selling exits here

Oct 15, 2026 – Nov 13, 2026

Exits seen per day

2.3K observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
123.157.20.0/24	1	2
123.157.22.0/24	1	1

Proxy providers listing exits

2Captcha
Ake.net
BirdProxies
BottingTools
ByteProxies
Byteful
CliProxy
FlashProxy
FloppyData
GonzoProxy
Infatica
LightningProxies
NodeMaven
Proxiware
Proxy-Seller
ProxyEmpire
Proxyma
Shifter
VantageProxies
VibeProxies
VitalProxy

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
123.152.0.0/13 since Mar 2007	AS4837	Residential	3,350 15 always on	China Unicom Zhejiang province network

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

123.157.0.0/16

Routing history

Pattern: Stable
First seen: May 2024
Current origin since: May 2024 · 2.5 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
123.157.0.0/16	AS4837	/16	APNIC	RPKI valid
123.152.0.0/13	AS4837	/13	APNIC	Too specific

IRR

Route objects on 123.157.0.0/16

Origin	Registry	Description	Maintainer	Modified
AS4837	RADB	route of Chinaunicom	MAINT-AS10099	Jul 1, 2024