Data as of Nov 15, 2026
121.58.188.0/22
No anonymizer space · no proxy exits in 30 daysPT. Centra Global Investama
Announced by
Type
Internet provider
Recent change
New origin Nov 3, 2026
its first announcement on record
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 121.58.188.0/23 since Aug 2025 | AS38896 | Internet provider | PT. Centra Global Investama | |
| 121.58.190.0/23 since Aug 2025 | AS38896 | Internet provider | PT. Centra Global Investama |
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 |
|---|---|---|---|---|---|---|
| 121.58.184.0/21 | 2,048 | CERGIS-ID | PT. Centra Global Investama (ORG-PCGI1-AP) · ID | ALLOCATED PORTABLE | — | abuse@ |
| └ 121.58.188.0/24 | 256 | VALBURY-ASIA-FUTURES-ID | Valbury Asia Futures | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 121.58.189.0/24 | 256 | VALBURY-ASIA-FUTURES-ID | Valbury Asia Futures | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 121.58.190.0/24 | 256 | CERGIS-ID | PT. Centra Global Investama | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 121.58.191.0/24 | 256 | CERGIS-ID | PT. Centra Global Investama | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 121.58.184.0/21
- Prefix
- 121.58.184.0/21
- Announced by
- AS38896 PT. Centra Global Investama
- Type
- Internet provider
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- CERGIS-ID
- Registrant
- PT. Centra Global Investama
- RIR
- APNIC
Origin network
AS38896
ID
- Name
- PT. Centra Global Investama
- Type
- Internet provider
- Registered
- Feb 8, 2008
- Domain
- cergis.net.id
- Website
- cergis.net.id
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 121.58.184.0/21
121.58.184.0/21
Routing history
- Pattern
- Stable
- First seen
- Nov 3, 2026
- Current origin since
- Nov 3, 2026 · under a month
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 121.58.184.0/21 | AS38896 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 121.
58. 184. 0/ 21 - Netname
- CERGIS-ID
- Registrant
- PT. Centra Global Investama
- Registrant country
- ID
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 30, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- ID
- Delegated
- Nov 14, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cergis. net. id - Name
- ABUSE CERGISID
- Handle
- AC2052-AP