AS133112 Spectra Technologies Limited

SPECTRA1-AS-AP - Spectra Technologies Limited · registered in Bangladesh

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Bangladesh#575largest network in BD by IPv4 space, of 1,548 · 0.02% of BD

Rank worldwide#48,480of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryBangladesh1,552 ASNs registered there

Open AS133112 in ASN lookup Look up an IP in this network (103.72.136.1) All networks in Bangladesh

IPv4 prefixes

All 1 prefix, in address order.

103.72.136.0/23

IPv6 prefixes

All 1 prefix.

2001:df1:d8c0::/48

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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