AS58912 Chittagong Telecom Services Ltd

CTSL-BD - Chittagong Telecom Services Ltd · registered in Bangladesh

IPv4 addresses2,0482 prefixes · <0.001% of announced IPv4

Rank in Bangladesh#143largest network in BD by IPv4 space, of 1,548 · 0.10% of BD

Rank worldwide#22,437of 79,396 networks with IPv4

IPv616,384 x /482 prefixes

CountryBangladesh1,552 ASNs registered there

Open AS58912 in ASN lookup Look up an IP in this network (45.124.12.1) All networks in Bangladesh

IPv4 prefixes

All 2 prefixes, in address order.

45.124.12.0/22
103.25.80.0/22

IPv6 prefixes

All 2 prefixes.

2407:9ac0::/35
2407:9ac0:8000::/35

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources