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Data as of Nov 6, 2026

123.49.57.224/28

No anonymizer space · no proxy exits in 30 days

Telecom Operator & Internet Service Provider as well · space held by Bangladesh Telegraph & Telephone Board

Announcement
123.49.57.0/24
RPKI valid
Announced by
AS17494
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
123.49.0.0/18
since Nov 2006
AS17494Residential103
10 always on
Bangladesh Telegraph & Telephone Board

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
123.49.0.0/1816,384BTTBBangladesh Telegraph & Telephone Board (ORG-BTTB1-AP) · BDALLOCATED PORTABLE—irt@btcl.gov.bd
└ 123.49.48.0/204,096BTCL-DHAKA-ISP-NetworkBTCL Dhaka ISP network addressALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.57.224/2816ICT-INCUBATORICT Incubator, Ministry of ICTASSIGNED NON-PORTABLE—irt@btcl.gov.bd

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 123.49.57.0/24

Prefix
123.49.57.0/24
Announced by
AS17494 Telecom Operator & Internet Service Provider as well
Type
Residential
RPKI
RPKI valid
Netname
BTCL-DHAKA-ISP-Network
Registrant
BTCL Dhaka ISP network address
RIR
APNIC
Registry

Holder

Organization
Bangladesh Telegraph & Telephone Board
Handle
ORG-BTTB1-AP
Range
123.49.0.0/18
Registration type
ALLOCATED PORTABLE
Reallocated to
BTCL Dhaka ISP network address
Reallocated range
123.49.48.0/20
Reallocation type
ALLOCATED NON-PORTABLE
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