| 114.130.128.0/18 | Bangladesh Telegraph & Telephone Board |  |
| 123.49.0.0/18 | Mogbazar, Dhaka, Bangladesh | |
| 123.49.2.0/24 | BTCL Dhaka Metro Customer | |
| 123.49.12.0/24 | BTCL IP equipment loopback address | |
| 123.49.15.0/24 | Mogbazar, Dhaka, Bangladesh | |
| 123.49.45.0/24 | Mogbazar, Dhaka, Bangladesh | |
| 123.49.47.0/24 | BTCL Dhaka government office network address | |
| 123.49.48.0/24 | BTCL Dhaka ISP network address | |
| 123.49.54.0/24 | BTCL Dhaka ISP network address | |
| 180.211.128.0/17 | 37 / E Eskaton Garden | |
| 180.211.201.0/24 | BTCL Caching address | |
| 103.110.215.0/24 | Bangladesh Telegraph & Telephone Board | |
| 203.112.192.0/19 | Internet Access & Telecom Carrier Service Provider. | |
| 203.112.194.0/24 | Internet Access & Telecom Carrier Service Provider. | |
| 209.58.24.0/24 | Bangladesh Telecommunications | |
| 114.130.224.0/24 | Bangladesh Telegraph & Telephone Board | |
| 114.130.225.0/24 | Bangladesh Telegraph & Telephone Board | |
| 114.130.226.0/24 | Bangladesh Telegraph & Telephone Board | |
| 123.49.9.0/24 | Mogbazar, Dhaka, Bangladesh | |
| 123.49.52.0/24 | Non ISP Internet Customrs' interfaces with BTCL | |
| 123.49.53.0/24 | BTCL interface with its Fixed Intelligent Network | |
| 180.211.202.0/24 | BTCL MSAN Project | |
| 203.112.217.0/24 | Internet Access & Telecom Carrier Service Provider. | |
