Data as of Nov 14, 2026
219.124.252.0/24
3 residential-proxy exits · 30 daysJCOM Co., Ltd. · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Always-on exits
1
33% of its exits
Providers
22
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
1.1K observations
Proxy providers listing exits
- AnyIP
- BirdProxies
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FlashProxy
- FloppyData
- GonzoProxy
- Infatica
- LightningProxies
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyRack
- Proxyma
- Shifter
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 219.124.224.0/19 since Aug 2016 | AS4721 | Residential | 25 5 always on | Japan Network Information Center |
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 |
|---|---|---|---|---|---|---|
| 219.96.0.0/11 | 2,097,152 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 219.124.240.0/20
- Prefix
- 219.124.240.0/20
- Announced by
- AS4721 JCOM Co., Ltd.
- Type
- Residential
- Proxy exits
- 19
- Always-on exits
- 4
- RPKI
- RPKI valid
- Netname
- JCN-CIDR-BLK-JP
- Registrant
- JCOM Co., Ltd.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 219.
96. 0. 0/ 11 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4721
JP
- Name
- JCOM Co., Ltd.
- Type
- Internet provider
- Registered
- Aug 30, 1995
- Domain
- jcom.co.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
219.124.240.0/20
Routing history
- Pattern
- Stable
- First seen
- Jun 2008
- Current origin since
- Jun 2008 · 18 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 219.124.224.0/19 | AS4721 | /24 | APNIC | RPKI valid |
| 219.124.224.0/19 | AS9824 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 219.
124. 224. 0/ 19 - Netname
- JCN-CIDR-BLK-JP
- Registrant
- JCOM Co., Ltd.
- Registrant country
- JP
- Organization
- JCOM Co., Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Sep 28, 2021
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 7, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
home. ne. jp