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AS20738 GD-EMEA-DC-LD5 Heart Internet limited

GD-EMEA-DC-LD5 Heart Internet limited · registered in the United Kingdom

IPv4 addresses40,19267 prefixes · 0.001% of announced IPv4
Rank in United Kingdom#110largest network in GB by IPv4 space, of 2,074 · 0.06% of GB
Rank worldwide#4,321of 79,396 networks with IPv4
IPv63 x /482 prefixes
CountryUnited Kingdom2,261 ASNs registered there
Open AS20738 in ASN lookup Look up an IP in this network (31.57.89.1) All networks in United Kingdom

IPv4 prefixes

All 67 prefixes, in address order.

  • 31.57.89.0/24
  • 31.58.11.0/24
  • 31.58.25.0/24
  • 31.58.27.0/24
  • 31.59.12.0/24
  • 31.59.16.0/23
  • 31.59.26.0/24
  • 31.59.32.0/24
  • 45.38.105.0/24
  • 45.38.106.0/23
  • 45.39.50.0/23
  • 45.39.55.0/24
  • 46.32.224.0/21
  • 46.32.232.0/22
  • 46.32.236.0/23
  • 46.32.238.0/24
  • 46.32.239.0/24
  • 46.32.240.0/21
  • 46.32.248.0/23
  • 46.32.250.0/23
  • 46.32.252.0/22
  • 79.170.40.0/21
  • 80.90.192.0/24
  • 84.75.222.0/24
  • 91.109.4.0/23
  • 92.60.114.0/24
  • 92.60.127.0/24
  • 92.113.54.0/24
  • 92.113.64.0/24
  • 94.136.40.0/24
  • 104.252.130.0/23
  • 104.252.136.0/24
  • 104.253.106.0/24
  • 104.253.132.0/24
  • 104.253.139.0/24
  • 109.106.184.0/21
  • 145.223.43.0/24
  • 145.223.46.0/24
  • 145.223.48.0/23
  • 146.103.2.0/23
  • 146.103.56.0/24
  • 168.199.169.0/24
  • 168.199.234.0/23
  • 176.32.225.0/24
  • 176.32.226.0/24
  • 176.32.228.0/23
  • 176.32.230.0/24
  • 185.171.255.0/24
  • 185.226.204.0/24
  • 185.226.207.0/24
  • 212.48.68.0/22
  • 212.48.75.0/24
  • 212.48.84.0/23
  • 212.48.87.0/24
  • 212.67.192.0/20
  • 212.67.208.0/22
  • 212.67.212.0/23
  • 212.67.214.0/24
  • 212.67.215.0/24
  • 212.67.216.0/22
  • 212.67.220.0/23
  • 212.67.222.0/23
  • 213.155.0.0/23
  • 213.155.2.0/24
  • 217.199.160.0/20
  • 217.199.180.0/24
  • 217.199.187.0/24

IPv6 prefixes

All 2 prefixes.

  • 2a01:e840:2::/47
  • 2a01:e840:4::/48

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses
AS34920#107 Simply-Romford Team Blue Carrier Limited40,960
AS49572#108 FCN Fujitsu Services Ltd.40,960
AS50292#109 STRATOGEN Access UK Ltd40,960
AS8435#111 LBG_INTERNET_EDGE Lloyds Banking Group PLC39,168
AS51320#112 wirelesslogic-uk Wireless Logic Limited39,168
AS6660#113 CWASIA Vodafone Enterprise Equipment Limited37,888

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