Data as of Nov 6, 2026
123.49.52.0/23
28 residential-proxy exits · 30 daysTelecom Operator & Internet Service Provider as well · space held by Bangladesh Telegraph & Telephone Board
Residential-proxy exits
Proxy exits
28
5.5% of its addresses · 30 days
Always-on exits
3
11% of its exits
Spread
2 of 2
/24s with at least one exit
Providers
52
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
8.7K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 123.49.52.0/24 | 3 | 17 | |
| 123.49.53.0/24 | 0 | 11 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BestProxy
- BirdProxies
- BottingTools
- BuyingProxy
- ByteProxies
- Byteful
- DataImpulse
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GonzoProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- LemonBright
- MangoProxy
- MarsProxies
- NSocks
- NiuProxy
- NodeProxy
- NovaProxy
- Novada
- Proxy-Cheap
- Proxy-Seller
- ProxyEmpire
- ProxyGeo
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RolaProxy
- Shifter
- Smartproxy
- SwiftProxy
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 123.49.52.0/24 since Sep 2022 | AS17494 | Residential | 17 3 always on | Bangladesh Telegraph & Telephone Board via BTCL Dhaka ISP network address | |
| 123.49.53.0/24 since Dec 2021 | AS17494 | Residential | 11 | Bangladesh Telegraph & Telephone Board via BTCL Dhaka ISP network address |
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 |
|---|---|---|---|---|---|---|
| 123.49.0.0/18 | 16,384 | BTTB | Bangladesh Telegraph & Telephone Board (ORG-BTTB1-AP) · BD | ALLOCATED PORTABLE | — | irt@ |
| └ 123.49.48.0/20 | 4,096 | BTCL-DHAKA-ISP-Network | BTCL Dhaka ISP network address | ALLOCATED NON-PORTABLE | — | irt@ |
| └ 123.49.52.0/24 | 256 | BTCL-LLI-INTERFACE | Non ISP Internet Customrs' interfaces with BTCL | ASSIGNED NON-PORTABLE | — | irt@ |
| └ 123.49.53.0/24 | 256 | BTCL-IN-INTERFACE | BTCL interface with its Fixed Intelligent Network | ASSIGNED NON-PORTABLE | — | irt@ |
Network & registry
Announced by
Covering announcement 123.49.0.0/18
- Prefix
- 123.49.0.0/18
- Announced by
- AS17494 Telecom Operator & Internet Service Provider as well
- Type
- Residential
- Proxy exits
- 103
- Always-on exits
- 10
- RPKI
- RPKI valid
- Netname
- BTTB
- Registrant
- Bangladesh Telegraph & Telephone Board
- RIR
- APNIC
Origin network
AS17494
BD
- Name
- Telecom Operator & Internet Service Provider as well
- Type
- Internet provider
- Registered
- Dec 7, 2000
- Domain
- btcl.gov.bd
- Website
- www.btcl.gov.bd/en
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 123.49.0.0/18
123.49.0.0/18
Routing history
- Pattern
- Stable
- First seen
- Nov 2006
- Current origin since
- Nov 2006 · 20 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.49.0.0/18 | AS17494 | /24 | APNIC | RPKI valid |
| 123.49.0.0/18 | AS45588 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 123.
49. 0. 0/ 18 - 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
- Sep 27, 2006
- Status
- assigned
Report abuse
Abuse contact
- irt@
btcl. gov. bd - Name
- ABUSE BTTBBD
- Handle
- AB1235-AP