AS210874 box-broadband Box Broadband Limited

box-broadband Box Broadband Limited · registered in the United Kingdom

IPv4 addresses25,6004 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#151largest network in GB by IPv4 space, of 2,074 · 0.04% of GB

Rank worldwide#5,373of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryUnited Kingdom2,261 ASNs registered there

Open AS210874 in ASN lookup Look up an IP in this network (45.10.100.1) All networks in United Kingdom

IPv4 prefixes

All 4 prefixes, in address order.

45.10.100.0/22
147.90.128.0/19
149.87.192.0/19
149.102.0.0/19

IPv6 prefixes

All 1 prefix.

2a0e:3700::/29

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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