AS21030 CDNNOW-AS Cluster LLC

CDNNOW-AS Cluster LLC · registered in Russia

IPv4 addresses3,3288 prefixes · <0.001% of announced IPv4

Rank in Russia#1,083largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#17,586of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryRussia4,993 ASNs registered there

Open AS21030 in ASN lookup Look up an IP in this network (62.204.57.1) All networks in Russia

IPv4 prefixes

All 8 prefixes, in address order.

62.204.57.0/24
85.209.68.0/22
130.49.154.0/24
185.40.154.0/23
185.253.21.0/24
185.253.22.0/23
216.162.46.0/24
217.119.139.0/24

IPv6 prefixes

All 1 prefix.

2a04:8580:ffff::/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