165.100.176.0/20 covers 165.100.176.0 to 165.100.191.255, 4,096 IPv4 addresses. It is announced by AS2519 (ARTERIA Networks Corporation). Every sampled address geolocates to Japan, with 31% in Tokyo. 94% of it is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.