AS201106 SPARTANHOST Spartan Host Ltd

SPARTANHOST Spartan Host Ltd · registered in the United Kingdom

IPv4 addresses14,08031 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#236largest network in GB by IPv4 space, of 2,074 · 0.02% of GB

Rank worldwide#7,638of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited Kingdom2,261 ASNs registered there

Open AS201106 in ASN lookup Look up an IP in this network (45.43.29.1) All networks in United Kingdom

IPv4 prefixes

All 31 prefixes, in address order.

45.43.29.0/24
45.43.31.0/24
45.58.53.0/24
45.142.156.0/22
45.145.72.0/22
45.150.164.0/22
45.150.226.0/23
45.151.132.0/22
45.154.214.0/23
62.204.54.0/24
66.11.117.0/24
94.154.114.0/24
104.37.29.0/24
104.143.94.0/24
104.194.206.0/24
104.218.234.0/23
107.191.112.0/24
146.19.114.0/24
146.19.223.0/24
172.83.153.0/24
172.83.154.0/23
172.83.156.0/22
178.22.30.0/24
193.218.200.0/23
193.221.94.0/23
194.124.218.0/23
194.147.98.0/23
194.147.100.0/23
202.5.31.0/24
212.18.111.0/24
217.114.47.0/24

Other ASNs named SPARTANHOST Spartan Host Ltd

1 other network uses the same organisation name; together with AS201106 they announce 32,000 IPv4 addresses.

ASNNameIPv4 addresses

AS50131SPARTANHOST Spartan Host Ltd GB17,920

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses

AS3213#233 BOGONS-ASN Bogons Ltd14,336

AS43599#234 NWEWN-AS Broadband N.I. Ltd.14,336

AS36454#235 WHG-DAL WHG Hosting Services Ltd14,080

AS20799#237 DATANET-AS Datanet.co.uk Ltd13,824

AS198736#238 StreamNetworks Stream Networks Ltd13,824

AS201471#239 BIGSTEP-CLOUD Bigstep Cloud Limited13,824

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