Data as of Nov 8, 2026
211.128.19.0/24
1 anonymizer address · 0.39% · VPN3 residential-proxy exits · 30 daysSTARCAT Co .,LTD. · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
12
selling exits here
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
632 observations
- VPN · anonymizer
- Residential
Proxy providers listing exits
- 711Proxy
- Ake.net
- AnyIP
- BottingTools
- EZProxies
- FastProxy
- GloryCloud
- IPFly
- IPPeak
- PacketStream
- Proxio
- Proxying
IPv4 market
Path
1 · Holder
2 · Leased from
not leased
Operators, sellers and brokers
VPN services
| Name | Parent | In 211.128.19.0/24 | /24s |
|---|---|---|---|
| VPN Gate | University of Tsukuba | 10.39% | 1 |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 211. | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 255 | >99% | 2 | |
| VPNanonymizer | 1 | 0.39% | 1 |
Network & registry
Announced by
Covering announcement 211.128.16.0/20
- Prefix
- 211.128.16.0/20
- Announced by
- AS17529 STARCAT Co .,LTD.
- Type
- Residential
- Anonymizer addresses
- 2 addresses · 0.05%VPN
- Operator
- VPN servicesoperated by VPN Gate
- Proxy exits
- 27
- Always-on exits
- 5
- RPKI
- RPKI valid
- Netname
- MEDIACAT-CIDR-BLK-JP
- Registrant
- STARCAT Co., Ltd.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 211.
120. 0. 0 - 211. 135. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS17529
JP
- Name
- STARCAT Co .,LTD.
- Type
- Internet provider
- Registered
- Dec 12, 2000
- Domain
- starcat.ne.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 211.128.16.0/20
211.128.16.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.128.16.0/20 | AS17529 | /20 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 211.
128. 16. 0/ 20 - Netname
- MEDIACAT-CIDR-BLK-JP
- Registrant
- STARCAT Co., Ltd.
- Registrant country
- JP
- Organization
- STARCAT Co., Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Oct 27, 2020
- RIR
- APNIC
- Country
- JP
- Delegated
- Apr 27, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
starcat. co. jp