Data as of Nov 15, 2026
210.172.246.0/24
1 residential-proxy exit · 30 daysJCOM Co., Ltd. · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Always-on exits
1
100% of its exits
Providers
20
selling exits here
Oct 16, 2026 – Nov 14, 2026
Exits seen per day
186 observations
Proxy providers listing exits
- BirdProxies
- ByteProxies
- Byteful
- EnigmaProxy
- FlexyProxies
- GSocks
- Geonix
- IPPeak
- Infatica
- LemonPrime
- MangoProxy
- NodeProxy
- NovaProxy
- Proxy-Seller
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.172.240.0/20 since Aug 2016 | AS4721 | Residential | 19 1 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 |
|---|---|---|---|---|---|---|
| 210.160.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 210.172.240.0/21
- Prefix
- 210.172.240.0/21
- Announced by
- AS4721 JCOM Co., Ltd.
- Type
- Residential
- Proxy exits
- 19
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- JCOM-NET
- Registrant
- JCOM Co., Ltd.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 210.
160. 0. 0/ 12 - 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
210.172.240.0/21
Routing history
- Pattern
- Stable
- First seen
- Sep 2015
- Current origin since
- Apr 2017 · 9.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.172.240.0/20 | AS4721 | /24 | APNIC | RPKI valid |
| 210.172.240.0/20 | AS9824 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 210.
172. 240. 0/ 21 - Netname
- JCOM-NET
- Registrant
- JCOM Co., Ltd.
- Registrant country
- JP
- Organization
- JCOM Co., Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Nov 25, 2015
- RIR
- APNIC
- Country
- JP
- Delegated
- Aug 4, 1997
- Status
- assigned