66.33.4.0/23 covers 66.33.4.0 to 66.33.5.255, 512 IPv4 addresses. It is announced by AS54309 (NEGU). 50% of sampled addresses geolocate to United Kingdom, the rest to 1 other country, with 50% in London. It is registered to a business. None of the sampled addresses are flagged as VPN, proxy or Tor.