Autonomous System details
AS17494
Bangladesh Telegraph & Telephone Board — btcl.com.bd
Summary
| Country |
 Bangladesh
|
| Organization | Bangladesh Telegraph & Telephone Board |
| Domain | btcl.com.bd |
| Number of IPv4 | 80,384 |
| Number of IPv6 | 7.9229× 1028 |
| AS Type | Government |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | January 18, 2021 (about 4 years ago) |
IP Ranges
AS17494 announces 30 IPv4 ranges and 2 IPv6 ranges.
That's a total of 80,384 IPv4 addresses and 7.9229× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 103.110.215.0/24 |
National Internet Exchange of Bangladesh
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 114.130.128.0/18 |
Bangladesh Telegraph & Telephone Board
|
16,384 | APNIC | ALLOCATED PORTABLE |
| 114.130.224.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 114.130.225.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 114.130.226.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 114.130.227.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 123.49.0.0/18 |
Btcl Dhaka Metro Customer
|
16,384 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.0.0/24 |
Btcl Dhaka Metro Customer
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.2.0/24 |
Btcl Dhaka Metro Customer
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.12.0/24 |
Btcl Ip Equipment Loopback Address
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.15.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 123.49.36.0/24 |
Btcl Dhaka Government Office Network Address
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.38.0/24 |
Btcl Dhaka Government Office Network Address
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 123.49.45.0/24 |
Noorpore IT Limited
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.47.0/24 |
Grameen Communications, Internet Service Provider
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.48.0/24 |
Continental Communications. Bengal Ship House. 73, Agrabad C/a,
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.50.0/24 |
ISP Interfaces With Btcl
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.51.0/24 |
ISP Interfaces With Btcl
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.52.0/24 |
Non ISP Internet Customrs' Interfaces With Btcl
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.53.0/24 |
Btcl Interface With Its Fixed Intelligent Network
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.54.0/24 |
Ichinet Ltd., Internet Service Provider, 10, Hss Road,
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.57.0/24 |
Peoples Telecommunication And Information Systems LTD
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 123.49.60.0/24 |
Interface for The Btcl Internet Customers Connected Through Ddn
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 180.211.128.0/17 |
Btcl Info-bahan-porject
|
32,768 | APNIC | ALLOCATED NON-PORTABLE |
| 180.211.201.0/24 |
Btcl Caching Address
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 180.211.202.0/24 |
Btcl Msan Project
|
256 | APNIC | ALLOCATED NON-PORTABLE |
| 203.112.192.0/19 |
Bangladesh Telegraph & Telephone Board
|
8,192 | APNIC | ALLOCATED PORTABLE |
| 203.112.194.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 203.112.217.0/24 |
Bangladesh Telegraph & Telephone Board
|
256 | APNIC | ALLOCATED PORTABLE |
| 209.58.24.0/24 |
BTTB
|
256 | ARIN | REASSIGNMENT |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2407:5000::/32 |
Bangladesh Telegraph & Telephone Board
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2407:5000:b::/48 |
Bangladesh Telegraph & Telephone Board
|
1.2089× 1024 | APNIC | ALLOCATED PORTABLE |
Peers
AS17494 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
AS559
AS1031
AS1103
AS1140
AS1239
AS1267
AS1764
AS1828
AS3170
AS3214
AS3216
AS3333
AS3741
AS4455
AS4608
AS4764
AS4826
AS5405
AS5713
AS6057
AS6233
AS6424
AS6461
AS6777
AS6939
AS7195
AS7713
AS8283
AS8758
AS8896
AS8966
AS9002
AS9044
AS9902
AS10075
AS12552
AS12637
AS12779
AS12859
AS12969
AS13237
AS14537
AS14630
AS14907
AS15547
AS15576
AS15605
AS16347
AS16552
AS17639
AS17660
AS18106
AS20562
AS20764
AS20932
AS23106
AS23673
AS24482
AS24516
AS24961
AS25091
AS25160
AS25220
AS25369
AS28792
AS29075
AS29140
AS30844
AS31742
AS33891
AS34019
AS34177
AS34224
AS34288
AS34549
AS34927
AS35266
AS35280
AS35598
AS37100
AS37468
AS37497
AS37662
AS37721
AS38001
AS38880
AS39120
AS39122
AS39351
AS41047
AS41327
AS41811
AS42473
AS42541
AS45352
AS47147
AS47957
AS48070
AS48362
AS48919
AS49544
AS49605
AS50300
AS50304
AS50629
AS50763
AS51184
AS51185
AS51873
AS52320
AS56987
AS58453
AS58511
AS58952
AS59318
AS61568
AS62167
AS62275
AS63927
AS132337
AS136557
AS137409
AS140684
AS199524
AS199938
AS207841
AS212483
AS213241
AS263152
AS398465
Upstreams
AS17494 connects to the global Internet via at least 7 upstream providers. In this setup, AS17494 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS17494 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS17494's role in extending Internet access beyond its own infrastructure.
AS9230
AS10122
AS13335
AS17469
AS21859
AS23956
AS24389
AS24432
AS38067
AS45532
AS45588
AS45925
AS58527
AS58599
AS58656
AS58668
AS58688
AS58715
AS58945
AS58946
AS59249
AS63526
AS63932
AS63961
AS63980
AS132092
AS133191
AS133331
AS134749
AS134990
AS135310
AS135420
AS136004
AS136164
AS136514
AS136928
AS137964
AS137976
AS138418
AS138505
AS138575
AS139296
AS139793
AS139901
AS140606
AS140930
AS141195
AS142021
AS142159
AS142543
AS149442
AS149630
AS150178