Data as of Nov 11, 2026
157.80.136.0/24
3 residential-proxy exits · 30 daysResearch Organization of Information and Systems, National Institute of Informatics · space held by Ibaraki University
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
9
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
23 observations
Proxy providers listing exits
- BirdProxies
- Byteful
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- RainProxy
- Shifter
- VantageProxies
Network & registry
Announced by
Covering announcement 157.80.0.0/16
- Prefix
- 157.80.0.0/16
- Announced by
- AS2907 Research Organization of Information and Systems, National Institute of Informatics
- Type
- Business
- Proxy exits
- 215
- RPKI
- No RPKI
- Netname
- IBARAKI-U
- Registrant
- Ibaraki University
- RIR
- APNIC
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 157.80.0.0/16
157.80.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on 157.80.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2907 | JPIRR | Ibarki University | MAINT-AS2907 | Mar 2, 2026 |
Whois
Registration for this announcement
- Range
- 157.
80. 0. 0/ 16 - Netname
- IBARAKI-U
- Registrant
- Ibaraki University
- Registrant country
- JP
- Organization
- Ibaraki University
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jul 28, 2022
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 10, 1992
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
nic. ad. jp - Name
- IRT-JPNIC-JP
- Handle
- IRT-JPNIC-JP