AS19870 Cherry Creek School District #5

CCSD - Cherry Creek School District #5 · registered in the United States

IPv4 addresses8,1921 prefixes · <0.001% of announced IPv4

Rank in United States#3,369largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#10,635of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS19870 in ASN lookup Look up an IP in this network (166.113.0.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

166.113.0.0/19

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ASNNameIPv4 addresses

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AS20004#3370 MISO - Midcontinent Independent System Operator, Inc.8,192

AS21555#3371 LHTC - LAUREL HIGHLAND TELEPHONE COMPANY8,192

AS21617#3372 NARA - National Archives and Records Administration8,192

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