Data as of Nov 9, 2026
203.137.0.0/17
1 residential-proxy exit · 30 daysIDC Frontier Inc. · space held by Japan Network Information Center
Residential-proxy exits
Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 128
/24s with at least one exit
Providers
3
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- Datarama
- IPFly
- VantageProxies
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.137.0.0/18 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | ||
| 203.137.64.0/20 since Jul 2012 | AS4694 | Hosting | Japan Network Information Center | ||
| 203.137.80.0/20 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | ||
| 203.137.96.0/20 since Oct 2023 | AS4694 | Hosting | Japan Network Information Center | ||
| 203.137.112.0/21 since Oct 2023 | AS4694 | Hosting | 1 | Japan Network Information Center | |
| 203.137.120.0/21 since Sep 2017 | AS4694 | Hosting | Japan Network Information Center |
Network & registry
Announced by
Covering announcement 203.137.0.0/16
- Prefix
- 203.137.0.0/16
- Announced by
- AS4694 IDC Frontier Inc.
- Type
- Hosting
- Proxy exits
- 5
- RPKI
- RPKI valid
- Netname
- JPNIC-NET-JP
- Registrant
- Japan Network Information Center
- RIR
- APNIC
Origin network
AS4694
JP
- Name
- IDC Frontier Inc.
- Type
- Hosting
- Registered
- Aug 30, 1995
- Domain
- idcf.jp
- Website
- www.idcf.jp/english/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.137.0.0/16
203.137.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2005 · 21 yr
- Origin networks
- 2
- Last change of origin
- Oct 2005
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.137.0.0/16 | AS4694 | /32 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 203.
136. 0. 0 - 203. 141. 255. 255 - Netname
- JPNIC-NET-JP
- Registrant
- Japan Network Information Center
- Registrant country
- JP
- Organization
- Japan Network Information Center
- Org country
- JP
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 1, 2015
- Maintainer
- MAINT-JPNIC
- RIR
- APNIC
- Country
- JP
- Delegated
- May 21, 1996
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
nic. ad. jp - Name
- IRT-JPNIC-JP
- Handle
- IRT-JPNIC-JP