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Data as of Nov 6, 2026

123.49.32.0/23

No anonymizer space · no proxy exits in 30 days

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

Announcement
123.49.0.0/18
RPKI valid
Announced by
AS17494
Type
Business
91% of it

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
└ 123.49.32.0/24256BTCL-DHAKA-Government-NetworkBTCL Dhaka government office network addressALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.0/298MAYA-CYBERMaya Cyber Cafe, RangpurASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.8/304CABINETCabinet Division, Bangladesh SecretariatASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.12/304CHARTEREDChartered Computer, RajshahiASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.16/298NAYA-DIGANTAThe Daily Naya DigantaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.24/298NBRNational Board of RevenueASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.32/2732MLBNETMLB Net, Moulavi BazarASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.64/2732BCC-DIITABangladesh Computer CouncilASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.96/2732PTISLPeoples Telecommunication and Information Systems LtdASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.128/2732ICT-INCBTRICT Incubator, DhakaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.160/304PLUS-COSTAMinistry of Land, Coastal Land Zoning ProjectASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.164/304AGRI-BUSINESSAgribusiness Project. Ministry of Agriculture. Govt. of Bangladesh.ASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.176/2816CMC-XMCCMC and XMC. Boropukuria Cole Mining Company, DinajpurASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.192/2732SKYLINK-ISPSky Link ISP, RajshahiASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.32.224/2732SAU-EDU-BDSher-E-Bangla Nagar Agri UniversityASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.0/298KH-CNK. Hossain Cable Network LtdASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.8/298MF-ASIAM. F. Asia LtdASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.16/2816UNIT19-DGFIDGFI Training School (Unit-19)ASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.48/304BPSCBangladesh Public Service CommissionASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.52/304AUST-EDUAhsanullah University of Science & Technology, RajshahiASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.56/304NMCINMCI (BD) Ltd.ASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.60/304RHDRoads and Highways DepartmentASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.64/298MOFAMinistry of Foreign AffairsASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.72/298SEAGULLHotel Seagull, Cox's BazarASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.80/2816CPA-CTGChittagong Port AuthorityASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.96/298RDRSRDRS, RangpurASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.124/304SHOHAGHShohagh TelecomALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.128/2664SANGSADBangladesh Parliament SecretariatASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.192/2732ASIA-INFOSYSAsia Infosys Ltd.ASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.33.224/2732MILLENNIUM-COMPUTERSMillennium Computers and NetworkingASSIGNED NON-PORTABLE—irt@btcl.gov.bd

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

512 addresses
TypeAddressesShareRanges
Business46891%29
Residential448.6%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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