Data as of Nov 6, 2026
103.252.172.0/22
1 residential-proxy exit · 30 daysDuke Kunshan University
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 29, 2026
from AS4538 China Education and Research Network Center
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
10
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
3 observations
Proxy providers listing exits
- Byteful
- EnigmaProxy
- GSocks
- Geonix
- GonzoProxy
- Infatica
- MangoProxy
- NodeProxy
- Proxy-Seller
- Shifter
Network & registry
Origin network
AS133465
CN
- Name
- Duke Kunshan University
- Type
- Education
- Registered
- Apr 29, 2014
- Domain
- dukekunshan.edu.cn
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2017
- Current origin since
- Oct 29, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 29, 2026
Recorded history
History
- Handoffs
- 2
- Also announced by
- 4538
Whois
Registration for this announcement
- Range
- 103.
252. 172. 0/ 22 - Netname
- DKU-CN
- Registrant
- Duke Kunshan University
- Registrant country
- CN
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 10, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Oct 31, 2013
- Status
- assigned
Report abuse
Abuse contact
- yassir.
bougassa@ duke. edu - Name
- ABUSE DKUCN
- Handle
- AD1006-AP