Data as of Nov 8, 2026
180.211.153.0/24
No anonymizer space · no proxy exits in 30 daysBangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider. · space held by Bangladesh Telegraph & Telephone Board
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Jul 2026
from AS45588 Bangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider., after 4.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 180.211.128.0/19 since Jun 2012 | AS45588 | Residential | 79 7 always on | Bangladesh Telegraph & Telephone Board via BTCL Info-bahan-Porject | |
| 180.211.128.0/17 since Nov 2009 | AS17494 | Residential | 463 19 always on | Bangladesh Telegraph & Telephone Board |
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 |
|---|---|---|---|---|---|---|
| 180.211.128.0/17 | 32,768 | BTTB-BD | Bangladesh Telegraph & Telephone Board (ORG-BTTB1-AP) · BD | ALLOCATED PORTABLE | — | irt@ |
| └ 180. | 18,432 | BTCL-Infobahan-Project | BTCL Info-bahan-Porject | ALLOCATED NON-PORTABLE | — | irt@ |
Network & registry
Registry
Holder
- Organization
- Bangladesh Telegraph & Telephone Board
- Handle
- ORG-BTTB1-AP
- Range
- 180.
211. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- BTCL Info-bahan-Porject
- Reallocated range
- 180.
211. 128. 0 - 180. 211. 199. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS45588
BD
- Name
- Bangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider.
- Type
- Internet provider
- Registered
- Dec 29, 2008
- Domain
- btcl.com.bd
- Website
- www.btcl.com.bd
- 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
- Mar 2021
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 180.211.128.0/17 | AS17494 | /24 | APNIC | Another network |
| 180.211.128.0/17 | AS45588 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 180.
211. 128. 0 - 180. 211. 199. 255 - Netname
- BTCL-Infobahan-Project
- Registrant
- BTCL Info-bahan-Porject
- Registrant country
- BD
- Organization
- BTCL Info-bahan-Porject
- Org country
- BD
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 18, 2021
- Maintainer
- MAINT-BD-BTCLCLIENTBB
- RIR
- APNIC
- Country
- BD
- Delegated
- Oct 1, 2009
- Status
- assigned
Report abuse
Abuse contact
- irt@
btcl. gov. bd - Name
- ABUSE BTTBBD
- Handle
- AB1235-AP