AS26353 REALNETWORKS LLC

REALNETWORKS - REALNETWORKS LLC · registered in the United States

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in United States#11,143largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#50,563of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS26353 in ASN lookup Look up an IP in this network (207.188.30.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

207.188.30.0/23

Other ASNs named REALNETWORKS LLC

1 other network uses the same organisation name; together with AS26353 they announce 1,536 IPv4 addresses.

ASNNameIPv4 addresses

AS5054REALNETWORKS - REALNETWORKS LLC US1,024

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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