AS6363 Extreme Networks, Inc.

EXTREME-NETWORKS - Extreme Networks, Inc. · registered in the United States

IPv4 addresses2,8166 prefixes · <0.001% of announced IPv4

Rank in United States#5,439largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#19,251of 79,396 networks with IPv4

IPv6520 x /484 prefixes

CountryUnited States18,679 ASNs registered there

Open AS6363 in ASN lookup Look up an IP in this network (134.141.0.1) All networks in United States

IPv4 prefixes

All 6 prefixes, in address order.

134.141.0.0/22
134.141.4.0/24
134.141.116.0/23
134.141.204.0/23
134.141.237.0/24
134.141.238.0/24

IPv6 prefixes

All 4 prefixes.

2606:9fc0:d010::/47
2606:9fc0:e000::/46
2606:9fc0:e004::/47
2606:9fc0:f000::/39

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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