Autonomous System Number (ASN)45588
ASN NameBTCL-ISP-AS
Organization NameBangladesh Telegraph & Telephone Board
DescriptionBangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider.
Org Handleorg-bttb1-ap
CountryBD
TypeGOVERNMENT
Domain Namebtcl.net.bd
HostAPNIC
Total IPv4 Routes107
Total IPv6 Routes3
Route Objects(Total 110 records)
OriginAS45588
Origin NameBangladesh Telegraph & Telephone Board
ISPBUET
Number of IPs256
OriginAS45588
Origin NameBangladesh Telegraph & Telephone Board
ISPBTCL Info bahan Porject
Number of IPs256
OriginAS45588
Origin NameBangladesh Telegraph & Telephone Board
ISPBangladesh Telegraph & Telephone Board
Number of IPs256
Down Streams(Total 21 records)
OriginSpider Networks
CountryBD
OriginNational University
CountryBD
OriginBangladesh Television
CountryBD
Up Streams(Total 1 records)
OriginBangladesh Telegraph & Telephone Board
CountryBD
Peers(Total 26 records)
OriginKhulna Broadband Service
CountryBD
OriginNazrul Network Service@Saidpur
CountryBD
OriginDDN Communication
CountryBD
Contacts
Email Contacts
atique05@btcl.net.bd
rumi@bttb.net.bd
irt@btcl.gov.bd
sayed@bttb.net.bd
detelex@btcl.net.bd
Abuse Contacts
irt@btcl.gov.bd
Whois Response
Statustrue
Whois Serverwhois.apnic.net
AS Blocks
AS BlockAS45056 - AS46079
Description
APNIC ASN block
Admin Contacts
HM20-AP
Tech Contacts
HM20-AP
Remarks
These AS numbers are further assigned by APNIC
to APNIC members and end-users in the APNIC region
Maintained By
APNIC-HM
Maintained Lower
APNIC-HM
Date Updated2009-09-29
SourceAPNIC
Aut Numbers
Aut NumberAS45588
AS NameBTCL-ISP-AS
CountryBD
Description
Bangladesh Telecommunications Company Limited (BTCL), Nationwide PSTN Operator and Data and Internet Service Provider.
OrganizationORG-BTTB1-AP
Admin Contacts
HA128-AP
Tech Contacts
RM324-AP
SR42-AP
MR209-AP
Abuse Contacts
AB1235-AP
Notify
detelex@bttb.net.bd
sayed@bttb.net.bd
atique05@btcl.net.bd
Maintained IRT
IRT-BTTB-BD
Maintained Lower
MAINT-BD-BTTB
Maintained Routes
MAINT-BD-BTTB
Maintained By
APNIC-HM
Date Updated2021-01-18
SourceAPNIC
IRT Details
IRT HandleIRT-BTTB-BD
IRT Address
Data and Internet Service
Bangladesh Telecommunications Company Ltd
Moghbazar Telephone Bhaban, Dhaka
IRT StreetDhaka
Organization Details
TypeLIR
HandleORG-BTTB1-AP
NameBangladesh Telegraph & Telephone Board
Address
Telejogajog Bhaban
37/E, Eskaton Garden
Email
md@btcl.com.bd
Phone
+880-2-8311500
Fax No
+880-2-9320002
Maintained By
APNIC-HM
Maintained Ref
APNIC-HM
Country
BD
Date Updated2023-09-05
SourceAPNIC
Administrative Contacts
HandleHA128-AP
NameHabibur Rahman AKM
CountryBD
Address
Data and Internet Service
Bangladesh Telecommunications Company Ltd
Moghbazar Telephone Bhaban, Dhaka
Email
detelex@btcl.net.bd
Phone
+880-1550151169
Fax
+880-2-8360699
Maintained By
MAINT-BD-BTTB
Date Updated2008-10-07
SourceAPNIC
Technical Contacts
HandleRM324-AP
NameRuhul Quddus Mohammad
CountryBD
Address
Data and Internet service
BTTB Moghbazar compound
Dhaka
Email
rumi@bttb.net.bd
Phone
+880-152000497
Fax
+880-2-9344455
Maintained By
MAINT-BD-BTTB
Date Updated2008-09-04
SourceAPNIC
HandleSR42-AP
NameSayedur Rahman
CountryBD
Address
Internet Services=20
Mogbazar Telephone Exchange Building
Mogbazar, Dhaka 1217
Email
sayed@bttb.net.bd
Phone
+880-2-9344035
Fax
+880-2-831-9829
Maintained By
MAINT-NEW
Date Updated2008-09-04
SourceAPNIC
HandleMR209-AP
NameMohammad Atiqur Rahman
CountryBD
Address
Mogbazar Telephone Bhaban,
Mogbazar, Dhaka
Bangladesh
Email
atique05@btcl.net.bd
Phone
+880-1819550327
Fax
+880-2-9344455
Maintained By
MAINT-BD-BTTB
Date Updated2008-10-08
SourceAPNIC
Abuse Contacts
HandleAB1235-AP
NameABUSE BTTBBD
CountryZZ
Address
Data and Internet Service
Bangladesh Telecommunications Company Ltd
Moghbazar Telephone Bhaban, Dhaka
Email
uzzal18@gmail.com
Abuse Mailbox
irt@btcl.gov.bd
Phone
+000000000
Admin Contacts
HA128-AP
Tech Contacts
MR209-AP
Remarks
Generated from irt object IRT-BTTB-BD
irt@btcl.gov.bd was validated on 2026-01-05
uzzal18@gmail.com is invalid
Maintained By
APNIC-ABUSE
Date Updated2026-02-18
SourceAPNIC
