Data as of Nov 10, 2026
203.112.215.0/24
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 May 2026
from AS45588 Bangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider., after 7.6 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.112.212.0/22 since Aug 2016 | AS45588 | Residential | 7 2 always on | Bangladesh Telegraph & Telephone Board | |
| 203.112.192.0/19 since May 2005 | AS17494 | Residential | 57 8 always on | Bangladesh Telegraph & Telephone Board |
Network & registry
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
- Aug 2007
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 2
- Last change of origin
- Aug 2016
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.112.192.0/19 | AS17494 | /24 | APNIC | Another network |
| 203.112.192.0/19 | AS45588 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 203.
112. 192. 0/ 19 - Netname
- BTTB
- Registrant
- Bangladesh Telegraph & Telephone Board
- Registrant country
- BD
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 18, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- BD
- Delegated
- Apr 1, 2004
- Status
- assigned
Report abuse
Abuse contact
- irt@
btcl. gov. bd - Name
- ABUSE BTTBBD
- Handle
- AB1235-AP