AS393425 California Academy of Sciences

CALACADEMY-NET - California Academy of Sciences · registered in the United States

IPv4 addresses2582 prefixes · <0.001% of announced IPv4

Rank in United States#12,731largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#58,758of 79,396 networks with IPv4

IPv632 addresses (smaller than a /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS393425 in ASN lookup Look up an IP in this network (137.164.12.209) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

137.164.12.208/31
192.40.158.0/24

IPv6 prefixes

All 1 prefix.

2607:f380:1::118:9a40:cd00/123

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AS26066#12732 NVUSD - Napa Valley Unified School District258

AS402642#12733 CRLML - Classic256

AS402604#12734 QUEENSVALE - Queensvale256

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