Data as of Nov 8, 2026
203.83.190.0/24
No anonymizer space · no proxy exits in 30 daysGrameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka · space held by Grameen Cybernet
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 |
|---|---|---|---|---|---|---|
| 203.83.160.0/19 | 8,192 | CYBERNET-BD | Grameen Cybernet (ORG-GC9-AP) · BD | ALLOCATED PORTABLE | — | noc@ |
| └ 203.83.190.0/24 | 256 | CYBERNET-BD | Grameen CyberNet | ASSIGNED NON-PORTABLE | — | noc@ |
Network & registry
Announced by
Covering announcement 203.83.160.0/19
- Prefix
- 203.83.160.0/19
- Announced by
- AS17471 Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka
- Type
- Residential
- Proxy exits
- 241
- Always-on exits
- 22
- RPKI
- RPKI valid
- Netname
- CYBERNET-BD
- Registrant
- Grameen Cybernet
- RIR
- APNIC
Origin network
AS17471
BD
- Name
- Grameen Cybernet Ltd. Bangladesh. AS for local peering and transit. Dhaka
- Type
- Internet provider
- Registered
- Feb 16, 2005
- Domain
- citechco.net
- Website
- www.citechco.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.83.160.0/19
203.83.160.0/19
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Sep 2025 · 1.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.83.160.0/19 | AS17471 | /24 | APNIC | RPKI valid |
IRR
Route objects on 203.83.160.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS17471 | APNIC | Grameen CyberNet APNIC maintainer | MAINT-BD-AZHAR | Jan 12, 2010 |
Whois
Registration for this announcement
- Range
- 203.
83. 160. 0/ 19 - Netname
- CYBERNET-BD
- Registrant
- Grameen Cybernet
- Registrant country
- BD
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 12, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- BD
- Delegated
- Dec 5, 2002
- Status
- assigned
Report abuse
Abuse contact
- noc@
citechco. net - Name
- ABUSE CYBERNETBD
- Handle
- AC1585-AP