AS55492 — DFN-BD - Dhaka Fiber Net Limited

AS55492 announces 7 IPv4 prefixes covering 4,864 addresses and 4 IPv6 prefixes.

About this network

DFN-BD is operated by Dhaka Fiber Net Limited.

What it's used for

• The address space carries residential and business internet access, with netnames including DFN-BD, DFNMEDIA-BD, CRESCENT-AS-AP, and IRT-BON-BD.
• The AS announces 4,864 IPv4 addresses across 7 prefixes and 87 IPv6 prefixes, maintaining 4 observed neighbours; this ratio indicates an access network rather than a transit provider.
• Traffic consists of subscriber eyeballs for high-speed fiber-optic broadband services in Dhaka, supporting streaming, gaming, and remote work.

Notable

• Registrants for the largest prefixes are consistent with the announcer, listing Dhaka Fiber Net Ltd, DFN Media, Bondhon Online Network, Crescent Network, and Unitech Internet.
• The inventory includes a mix of /22 and /24 blocks, with some prefixes registered to distinct entities like DFN Media and Unitech Internet, suggesting internal segmentation or acquired space.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 27.131.12.0/22
• 45.127.244.0/22
• 103.81.196.0/22
• 103.136.158.0/24
• 103.152.219.0/24
• 103.196.232.0/22
• 103.206.17.0/24
• 2401:c5c0::/35
• 2401:c5c0:3000::/36
• 2401:c5c0:4000::/34
• 2401:c5c0:8000::/33

Upstream networks

• AS58717 Summit Communications Ltd
• AS150178 EXABYTE LTD
• AS17806 Tire-1 IP Transit Provider of Bangladesh

Downstream networks

• AS153853 Server Anywhere
• AS17644 IoT Techsmart Pte. Ltd.

Adjacent networks

• AS58717 Summit Communications Ltd
• AS150178 EXABYTE LTD
• AS17806 Tire-1 IP Transit Provider of Bangladesh
• AS153853 Server Anywhere
• AS17644 IoT Techsmart Pte. Ltd.

Routing security

• RPKI: 66 valid, 0 invalid and 0 not-found announcements; 69 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 69 route objects.
• Listed in as-sets: AS-10102, AS-137491, AS-150178, AS-55492, AS-58682, AS-58689, AS-58715, AS-BDHUB, AS-CYBERGATE-BD, AS-FGL, AS-FHL, AS-HURRICANE, AS-HURRICANEV6, AS-KDDCUSTOMER2, AS-MAXHUB-LTD, AS-PACNET-DOWNSTREAM-SG, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-SET-BSCCL, AS-SIGMA-BD, AS-WCL-BD, AS132267:AS-MEMBER, AS132267:AS-MEMBERS, AS132884:AS-CUSTOMERS, AS137385:AS-ASIAN-NETWORK.

Internet exchanges

• Internet Service Providers Association of Bangladesh — Dhaka, Bangladesh
• Bangladesh Internet Exchange — Dhaka, Bangladesh