Data as of Nov 10, 2026

175.159.212.0/22

46 residential-proxy exits · 30 days

The University of Hong Kong · space held by Joint Universities Computer Centre Limited

Announcement

this exact prefix

No RPKI

Announced by

AS4528

Type

Business

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

4.5% of its addresses · 30 days

Spread

4 of 4

/24s with at least one exit

Providers

selling exits here

Oct 11, 2026 – Nov 9, 2026

Exits seen per day

1.4K observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
175.159.213.0/24	0	13
175.159.212.0/24	0	12
175.159.215.0/24	0	12
175.159.214.0/24	0	9

Proxy providers listing exits

2Captcha
Ake.net
BirdProxies
BottingTools
ByteProxies
Byteful
CatProxies
CliProxy
DataImpulse
Datarama
EZProxies
EnigmaProxy
Evomi
FLEETPROXY
FastProxy
FlashProxy
FloppyData
GSocks
Geonix
Geonode
GhostConnect
GloryCloud
GonzoProxy
HideProxy
IPFly
IPOasis
Infatica
InfiniteProxies
LemonBright
LemonLabs
LemonPrime
LightningProxies
LudaxProxy
MangoProxy
NodeMaven
NodeProxy
NovProxy
NovaProxy
Oxylabs
PROXYON
PROXYSCRAPE
PROXYWING_BASIC
PrivateByte
PrivateProxy
ProxiesVision
Proxiware
Proxy-Seller
Proxy4U
ProxyEmpire
ProxyGeo
Proxying
Proxyma
PuraRoute
Q2IP
QUANTICDATA
RainProxy
SPYDERPROXY_PREMIUM
Shifter
ThunderProxy
VantageProxies
VibeProxies
VitalExclusive
VitalProxy
ZENPROXY_LITE
ZENPROXY_PREMIUM

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
175.159.0.0/16	65,536	JUCC-BLK5	Joint Universities Computer Centre Limited (ORG-JUCC1-AP) · HK	ALLOCATED PORTABLE	—	hartech@jucc.edu.hk
└ 175.159.212.0/22	1,024	HKU-HK	The University of Hong Kong	ASSIGNED NON-PORTABLE	—	hartech@jucc.edu.hk

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: Apr 2017
Current origin since: Apr 2017 · 9.6 yr
Origin networks: 1

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS3662 not the origin	RADB	HKBN(customer route)	MAINT-AS9269	Nov 13, 2023
AS4528	NTTCOM	CMI IP Transit	MAINT-CMI-INT-HK	Jan 8, 2018
AS4528	RADB	CMI (Customer Route)	MAINT-AS58453	Nov 13, 2023
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

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
175.159.212.0/24	AS45474	RADB	Nexusguard (Customer Route)	MAINT-AS45474	Nov 13, 2023
175.159.213.0/24	AS45474	RADB	Nexusguard (Customer Route)	MAINT-AS45474	Nov 13, 2023
175.159.214.0/24	AS45474	RADB	Nexusguard (Customer Route)	MAINT-AS45474	Nov 13, 2023
175.159.215.0/24	AS45474	RADB	Nexusguard (Customer Route)	MAINT-AS45474	Nov 13, 2023