AS56410 HOST-IRELAND-AS Leeson Telecom Holdings Ltd

HOST-IRELAND-AS Leeson Telecom Holdings Ltd · registered in Ireland

IPv4 addresses17,92021 prefixes · <0.001% of announced IPv4

Rank in Ireland#21largest network in IE by IPv4 space, of 197 · 0.34% of IE

Rank worldwide#6,520of 79,396 networks with IPv4

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

CountryIreland209 ASNs registered there

Open AS56410 in ASN lookup Look up an IP in this network (5.149.168.1) All networks in Ireland

IPv4 prefixes

All 21 prefixes, in address order.

5.149.168.0/21
45.137.184.0/22
45.158.112.0/22
62.146.164.0/22
80.190.0.0/22
81.173.12.0/22
91.216.236.0/24
91.216.241.0/24
93.119.24.0/22
144.2.240.0/21
159.253.224.0/22
185.32.152.0/22
185.57.100.0/22
185.122.132.0/22
185.156.196.0/22
193.120.22.0/24
193.120.40.0/23
193.120.55.0/24
193.120.164.0/23
217.115.121.0/24
217.115.124.0/24

IPv6 prefixes

All 1 prefix.

2a04:b00::/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