Data as of Nov 12, 2026
203.112.201.0/24
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
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.112.192.0/19 since May 2005 | AS17494 | Residential | 57 8 always on | Bangladesh Telegraph & Telephone Board |
Network & registry
Announced by
Covering announcement 203.112.200.0/22
- Prefix
- 203.112.200.0/22
- Announced by
- AS45588 Bangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider.
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- BTTB
- Registrant
- Bangladesh Telegraph & Telephone Board
- RIR
- APNIC
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
203.112.200.0/22
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2017 · 8.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2017
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 |
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
- Oct 5, 2000
- Status
- assigned
Report abuse
Abuse contact
- irt@
btcl. gov. bd - Name
- ABUSE BTTBBD
- Handle
- AB1235-AP