210.51.32.0/20

Residential-proxy exits

Proxy exits

57

1.4% of its addresses · 30 days

Spread

1 of 16

/24s with at least one exit

Providers

52

selling exits here

Oct 5, 2026 – Nov 3, 2026

Exits seen per day

5.0K observations

Proxy providers listing exits

2Captcha
711Proxy
BartProxies
BirdProxies
BottingTools
ByteProxies
Byteful
DataImpulse
EnigmaProxy
FlashProxy
FlexyProxies
FloppyData
GSocks
Geonix
Geonode
GonzoProxy
HideProxy
HydraProxy
IPOasis
IPPeak
Infatica
InfiniteProxies
LemonLabs
LemonPrime
LightningProxies
MangoProxy
MarsProxies
NextProxy
NodeMaven
NodeProxy
NovProxy
NovaProxy
PacketStream
PrivateByte
PrivateProxy
Proxiware
Proxmint
Proxy-Seller
Proxy4U
ProxyEmpire
ProxyGeo
ProxyRack
Proxyma
RainProxy
ResiProxies
Shifter
ThunderProxy
VantageProxies
VibeProxies
VitalData
VitalExclusive
VitalProxy

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.

More specific

Announcements inside

Prefix	Origin	Type	Proxy exits	Holder
210.51.32.0/24 since Aug 2021	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.33.0/24 since Sep 2006	AS9929	Internet provider		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.34.0/23 since Aug 2021	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.35.0/24 since Jan 2023	AS17621	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.36.0/22 since Aug 2021	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.36.0/24 since Jan 2023	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.39.0/24 since Oct 2006	AS9929	Internet provider		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.40.0/24 since Nov 2019	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.41.0/24 since Aug 2021	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.42.0/24 since Dec 2020	AS17621	Residential	57	China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.43.0/24 since Nov 2017	AS9929	Internet provider		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.44.0/24 since Jan 2022	AS140979	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.45.0/24 since Sep 2006	AS9929	Internet provider		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.46.0/24 since Aug 2021	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom
210.51.47.0/24 since Dec 2019	AS138421	Hosting		China Unicom IP network via Shanghai Caohejing IDC of China Netcom

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses

Type	Addresses	Share	Ranges
Hosting	2,816	69%	10
Internet provider	1,024	25%	4
Residential	256	6.3%	1

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 210.51.0.0/16

Prefix: 210.51.0.0/16
Announced by: AS9929 CHINA UNICOM Industrial Internet Backbone
Type: Internet provider
Proxy exits: 62
RPKI: No RPKI
Netname: UNICOM-CN
Registrant: China Unicom IP network
RIR: APNIC

Origin network

AS9929

CN

Name: CHINA UNICOM Industrial Internet Backbone
Type: Internet provider
Registered: Apr 5, 2000
Domain: chinaunicom.cn
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed