Data as of Nov 6, 2026
202.253.252.0/24
1 residential-proxy exit · 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
15
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
142 observations
Proxy providers listing exits
- BirdProxies
- Byteful
- EnigmaProxy
- GSocks
- Infatica
- LemonBright
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- VantageProxies
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 |
|---|---|---|---|---|---|---|
| 202.240.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 202.
240. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
Origin network
AS2907
JP
- Name
- Research Organization of Information and Systems, National Institute of Informatics
- Type
- Education
- Registered
- Aug 1, 2002
- Domain
- sinet.ad.jp
- Website
- www.sinet.ad.jp/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2014
- Current origin since
- Sep 2014 · 12 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2907 | JPIRR | Tokyo University of Pharmacy and Life Science | MAINT-AS2907 | Dec 1, 2025 |
Whois
Registration for this announcement
- Range
- 202.
253. 252. 0/ 24 - Netname
- TYCOON-CIDR-BLK-JP
- Registrant
- Tokyo University of Pharmacy and Life Sciences
- Registrant country
- JP
- Organization
- Tokyo University of Pharmacy and Life Sciences
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jan 29, 2021
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 29, 1995
- Status
- assigned