AS131158 · Prefix

163.221.0.0/16

Announced in the global routing table by AS131158 (NAIST-AS - Nara Institute of Science and Technology, National University Corporation). Allocation: Administered by APNIC.

IPs checked on IP Judge datacenter / proxy IPs listed; residential and mobile only counted

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Sources: RIPEstat (routing and allocation data), IP Judge reverse-DNS sampling and lookups.