Data as of Nov 5, 2026
202.145.16.0/22
1 residential-proxy exit · 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by Research Organization of Information and Systems, National Institute of Informatic
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
1
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- LemonBright
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 202.145.16.0/24 since Nov 2017 | AS2907 | Business | 1 | Research Organization of Information and Systems, National Institute of Informatic | |
| 202.145.17.0/24 since Nov 2017 | AS2907 | Business | Research Organization of Information and Systems, National Institute of Informatic | ||
| 202.145.18.0/23 since Nov 2017 | AS2907 | Business | Research Organization of Information and Systems, National Institute of Informatic |
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 |
|---|---|---|---|---|---|---|
| 202.145.16.0/22 | 1,024 | SINET | Research Organization of Information and Systems, National Institute of Informatic | ALLOCATED PORTABLE | — | abuse@ |
| └ 202.145.16.0/24 | 256 | CACNET | Civil Aviation College, Independent Administrative Institution | ASSIGNED NON-PORTABLE | — | hostmaster@ |
| └ 202.145.17.0/24 | 256 | PHOENIX-NET | Kyushu University of Health and Welfare | ASSIGNED NON-PORTABLE | — | hostmaster@ |
| └ 202.145.18.0/23 | 512 | PUMPKIN | Miyazaki Prefectural Nursing University | ASSIGNED NON-PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- Research Organization of Information and Systems, National Institute of Informatic
- Range
- 202.
145. 16. 0/ 22 - 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
- Nov 2017
- Current origin since
- Nov 2017 · 8.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 202.
145. 16. 0/ 22 - Netname
- SINET-CIDR-BLK-JP
- Registrant
- Research Organization of Information and Systems, National Institute of Informatics
- Registrant country
- JP
- Organization
- Research Organization of Information and Systems, National Institute of Informatics
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jun 13, 2024
- RIR
- APNIC
- Country
- JP
- Delegated
- May 31, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sinet. ad. jp