AS61215 IIJ-EXLAYER-AS IIJ Europe Limited

IIJ-EXLAYER-AS IIJ Europe Limited · registered in the United Kingdom

IPv4 addresses12,2884 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#259largest network in GB by IPv4 space, of 2,074 · 0.02% of GB

Rank worldwide#8,148of 79,396 networks with IPv4

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

CountryUnited Kingdom2,261 ASNs registered there

Open AS61215 in ASN lookup Look up an IP in this network (151.252.120.1) All networks in United Kingdom

IPv4 prefixes

All 4 prefixes, in address order.

151.252.120.0/21
185.12.160.0/22
213.244.196.0/22
220.100.128.0/19

IPv6 prefixes

All 1 prefix.

2a03:8cc0::/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