AS21818 BWTelcom

BWTELCOM - BWTelcom · registered in the United States

IPv4 addresses3,0722 prefixes · <0.001% of announced IPv4

Rank in United States#5,249largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#18,026of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS21818 in ASN lookup Look up an IP in this network (74.120.56.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

74.120.56.0/21
199.255.200.0/22

IPv6 prefixes

All 1 prefix.

2604:6140::/32

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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