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Data as of Nov 6, 2026

123.49.34.0/24

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
88% 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
└ 123.49.34.0 - 123.49.34.1112IUT-EDUInslamic University of TechnologyASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.12/304SEC-GOV-BDSecurities and Exchange CommossionALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.16/2816RUETRajshahi University of Engineering & Technologyi, DhakaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.32/2816SSL-APSoftware Shop LimitedASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.48/298IUB-DHKIndependent University of Bangladesh. DhakaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.56/298BRRIBangladesh Rice Research Institute. DhakaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.64/2732CTGTELChittagong Telecom Services Ltd.ALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.96/2732TELEBAMIS TelebaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.128/298BAEC10 Karwan BazarALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.136/304EEDEducation Engineering Department. DhakaASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.140/304OX-INT-SCLOxford International SchoolALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.144/2816BSMRAUBangabandhu Sheikh Mujibur Rahmhan Agricultural UniversityALLOCATED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.160/2816CHIENChien Cyber Cafe. BarishalASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.176/2816SCSSylhet Communications Systems. SylhetASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.224/298MAYA-CYBERMaya Cyber Cafe. RangpurASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.232/298BAUBangladesh Agriculture University, Mymensingh.ASSIGNED NON-PORTABLE—irt@btcl.gov.bd
└ 123.49.34.240/2816CUETChittagong University of Engineering and Technology. ChittagongASSIGNED 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

256 addresses
TypeAddressesShareRanges
Business22488%17
Residential3213%1

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