Data as of Nov 9, 2026
58.189.176.0/20
No anonymizer space · no proxy exits in 30 daysOPTAGE Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 58.188.0.0/14 since Jul 2005 | AS17511 | Residential | 3,723 241 always on | OPTAGE Inc. |
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 |
|---|---|---|---|---|---|---|
| 58.188.0.0/14 | 262,144 | K-Opticom | OPTAGE Inc. | ALLOCATED PORTABLE | — | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- OPTAGE Inc.
- Range
- 58.
188. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
Origin network
AS17511
JP
- Name
- OPTAGE Inc.
- Type
- Internet provider
- Registered
- Dec 12, 2000
- Domain
- optage.co.jp
- Website
- optage.co.jp/en/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 58.188.0.0/14 | AS17511 | /32 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 58.
189. 0. 0/ 16 - Netname
- OPTAGE
- Registrant
- OPTAGE Inc.
- Registrant country
- JP
- Organization
- OPTAGE Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Jan 8, 2014
- RIR
- APNIC
- Country
- JP
- Delegated
- Jul 11, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
optage. co. jp