AS22437 CoreSite

CORESITE-SPARE - CoreSite · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#13,333largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#61,118of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS22437 in ASN lookup Look up an IP in this network (98.158.149.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

98.158.149.0/24

IPv6 prefixes

All 1 prefix.

2604:3fc0:1ab::/48

Other ASNs named CoreSite

1 other network uses the same organisation name; together with AS22437 they announce 49,408 IPv4 addresses.

ASNNameIPv4 addresses

AS2734CORESITE - CoreSite US49,152

Similar-sized networks in United States

ASNNameIPv4 addresses

AS22061#13330 CLOUDFLARE-MTC-CA - Cloudflare,256

AS22142#13331 FISERV-EPF-CHANDLER - Fiserv Solutions, LLC256

AS22336#13332 PELLA - Pella Corporation256

AS22796#13334 CCC-HART - Campus Crusade for Christ, Inc.256

AS22915#13335 ATAS-01 - Acuity Technologies LLC256

AS22989#13336 FREEASINFREEDOM - Free Software Foundation, Inc.256

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