Data as of Nov 12, 2026
103.121.136.0/23
No anonymizer space · no proxy exits in 30 daysPT. Cyberindo Aditama · reallocated from CV Pantja Bakti
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 103.121.136.0/22 since Apr 2026 | AS4787 | Residential | CV Pantja Bakti |
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 |
|---|---|---|---|---|---|---|
| 103.121.136.0/22 | 1,024 | IDNIC-PANTJA-ID | CV Pantja Bakti | ALLOCATED PORTABLE | — | abuse@ |
| └ 103.121.136.0/23 | 512 | CBN-NETBLOCK | PT. Cyberindo Aditama | ALLOCATED NON-PORTABLE | — | abuse@ |
| └ 103.121.136.0/24 | 256 | CBN-NETBLOCK | PT. Cyberindo Aditama | ASSIGNED NON-PORTABLE | — | abuse@ |
| └ 103.121.137.0/24 | 256 | CBN-NETBLOCK | PT. Cyberindo Aditama | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- CV Pantja Bakti
- Range
- 103.
121. 136. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- PT. Cyberindo Aditama
- Reallocated range
- 103.
121. 136. 0/ 23 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS135478
ID
- Name
- PT. Cyberindo Aditama
- Type
- Internet provider
- Registered
- May 19, 2016
- Domain
- cbn.id
- Website
- www.cbn.id
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2023
- Current origin since
- Feb 2023 · 3.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.121.136.0/23 | AS135478 | /24 | APNIC | RPKI valid |
| 103.121.136.0/22 | AS135478 | /24 | APNIC | RPKI valid |
| 103.121.136.0/22 | AS4787 | /22 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS135478 | RADB | CBN Broadband AS135478 | MAINT-AS38158 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 103.121.136.0/24 | AS4787 | RADB | PT. Cyberindo Aditama - ISP | MAINT-AS38158 | Nov 13, 2023 |
| 103.121.136.0/24 | AS135478 | RADB | CBN Broadband AS135478 | MAINT-AS38158 | Nov 13, 2023 |
| 103.121.136.0/24 | AS4787 | APNIC | Indonesia Network Information Center | NOC-MAINT-CBN-APNIC | May 24, 2019 |
| 103.121.137.0/24 | AS135478 | RADB | CBN Broadband AS135478 | MAINT-AS38158 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 103.
121. 136. 0/ 23 - Netname
- CBN-NETBLOCK
- Registrant
- PT. Cyberindo Aditama
- Registrant country
- ID
- Organization
- PT. Cyberindo Aditama
- Org country
- ID
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 29, 2018
- Maintainer
- NOC-MAINT-CBN-APNIC
- RIR
- APNIC
- Country
- ID
- Delegated
- Aug 23, 2018
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cbn. net. id - Name
- IRT-CBN-ID
- Handle
- IRT-CBN-ID