Autonomous System

AS38203 ADN Telecom Ltd.

ISPActiveBangladeshAPNIC

AS38203 (ADNTELECOMLTD-BD) is an ISP network operated by ADN Telecom Ltd. in Bangladesh, registered with APNIC. It has 67 IPv4 prefixes with 28,160 addresses and 16 IPv6 prefixes, which makes it the 5,717th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses28,160in 67 prefixes
IPv6 prefixes16≈ 1.3 × 10²⁹ addresses
Size rank#5,717of 82,200 active ASNs
Abuser scoreElevated1.26% of its addresses flagged · method

Details

OrganizationADN Telecom Ltd.
AS nameADNTELECOMLTD-BD
Websiteadnsl.com
Country Bangladesh (BD)
Network typeISP
RegistryAPNIC
Abuse contactabuse@adnsl.com
Registered—
Last updated2025-11-06

IPv4 prefixes

67 prefixes · 28,160 addresses
NetworkAddressesFirst – last address
202.51.176.0/204,096202.51.176.0 – 202.51.191.255
103.4.116.0/221,024103.4.116.0 – 103.4.119.255
103.81.172.0/221,024103.81.172.0 – 103.81.175.255
103.219.160.0/221,024103.219.160.0 – 103.219.163.255
103.234.200.0/221,024103.234.200.0 – 103.234.203.255
103.251.120.0/221,024103.251.120.0 – 103.251.123.255
123.253.144.0/221,024123.253.144.0 – 123.253.147.255
163.47.144.0/221,024163.47.144.0 – 163.47.147.255
203.194.116.0/221,024203.194.116.0 – 203.194.119.255
103.155.178.0/23512103.155.178.0 – 103.155.179.255
103.190.204.0/23512103.190.204.0 – 103.190.205.255
203.194.116.0/23512203.194.116.0 – 203.194.117.255
203.194.118.0/23512203.194.118.0 – 203.194.119.255
36.50.18.0/2425636.50.18.0 – 36.50.18.255
103.4.116.0/24256103.4.116.0 – 103.4.116.255
103.4.117.0/24256103.4.117.0 – 103.4.117.255
103.4.118.0/24256103.4.118.0 – 103.4.118.255
103.4.119.0/24256103.4.119.0 – 103.4.119.255
103.65.132.0/24256103.65.132.0 – 103.65.132.255
103.65.133.0/24256103.65.133.0 – 103.65.133.255
103.81.172.0/24256103.81.172.0 – 103.81.172.255
103.81.173.0/24256103.81.173.0 – 103.81.173.255
103.81.174.0/24256103.81.174.0 – 103.81.174.255
103.81.175.0/24256103.81.175.0 – 103.81.175.255
103.155.178.0/24256103.155.178.0 – 103.155.178.255
The 25 largest of 67. The API and the database have all of them.

IPv6 prefixes

16 prefixes
  • 2400:9220::/32
  • 2400:9220::/36
  • 2400:9220:1000::/36
  • 2400:9220:2000::/36
  • 2400:9220:3000::/36
  • 2400:9220:4000::/36
  • 2400:9220:5000::/36
  • 2400:9220:6000::/36
  • 2400:9220:7000::/36
  • 2400:9220:8000::/36
  • 2400:9220:9000::/36
  • 2402:b500:1000::/44
  • 2402:b500:5::/48
  • 2402:b500:31::/48
  • 2402:b500:1000::/48
  • 2402:b500:1001::/48

Query AS38203 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS38203&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS38203, with or without a key:

curl "https://api.ipapi.is/?q=202.51.176.1"

Largest networks in Bangladesh

AS23688 Link3 Technologies Limited191,744 IPv4 addressesAS24342 BRACNet Limited168,704 IPv4 addressesAS7565 BDCOM Online Limited148,224 IPv4 addressesAS23956 Amber IT Limited110,848 IPv4 addressesAS58715 Earth Telecommunication ( pvt ) Limited84,224 IPv4 addressesAS17494 Bangladesh Telegraph & Telephone Board81,664 IPv4 addresses