Data as of Nov 13, 2026

143.89.0.0/19

5 residential-proxy exits · 30 days

Hong Kong University of Science and Technology

Announcement

143.89.0.0/16

No RPKI

Announced by

AS3363

Type

Business

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.06% of its addresses · 30 days

Spread

4 of 32

/24s with at least one exit

Providers

selling exits here

Oct 14, 2026 – Nov 12, 2026

Exits seen per day

241 observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
143.89.22.0/24	0	2
143.89.19.0/24	0	1
143.89.25.0/24	0	1
143.89.31.0/24	0	1

Proxy providers listing exits

2Captcha
BirdProxies
BottingTools
ByteProxies
Byteful
FastProxy
FlashProxy
FloppyData
GonzoProxy
HydraProxy
IPOasis
Infatica
LemonBright
LightningProxies
MangoProxy
NodeMaven
NodeProxy
NovaProxy
Proxy-Seller
Proxy302
ProxyEmpire
ProxyHat
Proxyma
Shifter
Thordata
ThunderProxy
VibeProxies
VitalData
VitalExclusive
VitalProxy

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 143.89.0.0/16

143.89.0.0/16

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: May 2005 · 22 yr
Origin networks: 1

IRR

Route objects on 143.89.0.0/16

Origin	Registry	Description	Maintainer	Modified
AS3363	RADB	Proxy-registered route object	MAINT-AS9304	Nov 13, 2023
AS3363	NTTCOM	CMI IP Transit	MAINT-CMI-INT-HK	Jan 8, 2018
AS3662 not the origin	REACH	REACH (Customer Route)	MAINT-REACH-NOC	Aug 30, 2005
AS3662 not the origin	RADB	HGC (customer route)	MAINT-AS9304	Nov 13, 2023
AS3662 not the origin	NTTCOM	Proxy-registered route object	MAINT-AS9304	Jul 6, 2005
AS9269 not the origin	REACH	REACH (Customer Route)	MAINT-REACH-NOC	Mar 7, 2012
AS9269 not the origin	RADB	HKBN(customer route)	MAINT-AS9269	Nov 13, 2023
AS9269 not the origin	NTTCOM	HKBN as object (AS9269)	MAINT-HKBN	Oct 19, 2017
AS10103 not the origin	RADB	HKBN(customer route)	MAINT-AS9269	Nov 13, 2023
AS45474 not the origin	RADB	Nexusguard (Customer Route)	MAINT-AS45474	Nov 13, 2023