Data as of Nov 5, 2026
133.237.0.0/16
1 residential-proxy exit · 30 daysRakuten Group, Inc. · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 256
/24s with at least one exit
Providers
5
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
79 observations
Proxy providers listing exits
- EnigmaProxy
- NovaProxy
- Proxiware
- ProxyEmpire
- VantageProxies
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 133.237.0.0/17 since Apr 2013 | AS23820 | Business | 1 | Japan Network Information Center | |
| 133.237.128.0/17 since Apr 2013 | AS23820 | Business | Japan Network Information Center | ||
| 133.237.248.0/24 since Nov 2022 | AS23820 | Business | Japan Network Information Center |
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 |
|---|---|---|---|---|---|---|
| 133.0.0.0/8 | 16,777,216 | JPNIC-NET-JP-ERX | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 133.
0. 0. 0/ 8 - Registration type
- ALLOCATED PORTABLE
Origin network
AS23820
JP
- Name
- Rakuten Group, Inc.
- Type
- Business
- Registered
- Jun 16, 2003
- Domain
- rakuten.co.jp
- Website
- global.rakuten.com/corp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Apr 2013 · 14 yr
- Origin networks
- 2
- Last change of origin
- Apr 2013
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23820 | JPIRR | Rakuten,Inc. | MAINT-AS23820 | Sep 14, 2026 |
Whois
Registration for this announcement
- Range
- 133.
237. 0. 0/ 16 - Netname
- RAKUTEN-NET
- Registrant
- Rakuten,Inc.
- Registrant country
- JP
- Organization
- Rakuten,Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Sep 30, 2026
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 1, 1997
- Status
- assigned