AS202261 NetDEF-CH Network Device Education Foundation Inc

NetDEF-CH Network Device Education Foundation Inc · registered in the United States

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in United States#10,372largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#48,142of 79,396 networks with IPv4

IPv62 x /482 prefixes

CountryUnited States18,679 ASNs registered there

Open AS202261 in ASN lookup Look up an IP in this network (194.147.136.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

194.147.136.0/23

IPv6 prefixes

All 2 prefixes.

2a07:e480::/48
2a07:e480:100::/48

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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