COREWEAVE, INC.

CoreWeave, Inc
Data as of 2026-09-06
GLEIF verified
LEI
984500511DP2B6186053
Registered name
COREWEAVE, INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks83 · 3,241,090 IPv4 addresses
IPv6 35 prefixes (largest 2607:240::/28)
Registered in United States (39) · Sweden (5) · United Kingdom (4) · Netherlands (3) · Canada (2)
Record ID236846992
RegistryBGP
Owner jurisdictionUS-DE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 984500511DP2B6186053
Shared handles clustered on 17 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (83)

⬇ export CSV
CIDR Org name Registry Status Confidence
48.80.0.0/12 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
48.128.0.0/11 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
52.144.43.16/28 CoreWeave, Inc ARIN ASSIGNMENT ● high
66.116.116.224/29 CoreWeave, Inc ARIN ASSIGNMENT ● high
80.239.189.224/28 CoreWeave RIPE ASSIGNED PA ● high
80.249.208.148/32 CoreWeave PEERINGDB ASSIGNED ● high
80.249.214.248/32 CoreWeave PEERINGDB ASSIGNED ● high
83.228.128.0/18 CoreWeave, Inc BGP ANNOUNCED ● high
149.112.11.67/32 CoreWeave PEERINGDB ASSIGNED ● high
149.112.11.68/32 CoreWeave PEERINGDB ASSIGNED ● high
155.130.17.160/29 CoreWeave, Inc ARIN ASSIGNMENT ● high
166.19.0.0/16 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
166.19.49.0/24 CoreWeave, Inc BGP ANNOUNCED ● high
166.19.152.0/22 CoreWeave, Inc BGP ANNOUNCED ● high
185.1.215.91/32 CoreWeave PEERINGDB ASSIGNED ● high
185.1.215.92/32 CoreWeave PEERINGDB ASSIGNED ● high
192.112.160.0/20 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
195.12.226.4/30 Coreweave RIPE ASSIGNED PA ● high
195.12.230.224/28 CoreWeave RIPE ASSIGNED PA ● high
195.66.228.33/32 CoreWeave PEERINGDB ASSIGNED ● high
195.66.228.34/32 CoreWeave PEERINGDB ASSIGNED ● high
198.32.118.74/32 CoreWeave PEERINGDB ASSIGNED ● high
198.32.118.154/32 CoreWeave PEERINGDB ASSIGNED ● high
198.32.182.7/32 CoreWeave PEERINGDB ASSIGNED ● high
198.32.182.8/32 CoreWeave PEERINGDB ASSIGNED ● high
198.176.96.0/20 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
206.53.175.110/32 CoreWeave PEERINGDB ASSIGNED ● high
206.53.175.111/32 CoreWeave PEERINGDB ASSIGNED ● high
206.53.202.106/32 CoreWeave PEERINGDB ASSIGNED ● high
206.53.202.190/32 CoreWeave PEERINGDB ASSIGNED ● high
206.81.82.30/32 CoreWeave PEERINGDB ASSIGNED ● high
206.81.82.31/32 CoreWeave PEERINGDB ASSIGNED ● high
206.82.106.9/32 CoreWeave PEERINGDB ASSIGNED ● high
206.82.106.10/32 CoreWeave PEERINGDB ASSIGNED ● high
206.108.34.89/32 CoreWeave PEERINGDB ASSIGNED ● high
206.108.34.90/32 CoreWeave PEERINGDB ASSIGNED ● high
206.126.237.37/32 CoreWeave PEERINGDB ASSIGNED ● high
206.126.237.94/32 CoreWeave PEERINGDB ASSIGNED ● high
206.223.116.64/32 CoreWeave PEERINGDB ASSIGNED ● high
206.223.116.141/32 CoreWeave PEERINGDB ASSIGNED ● high
206.223.119.35/32 CoreWeave PEERINGDB ASSIGNED ● high
206.223.119.206/32 CoreWeave PEERINGDB ASSIGNED ● high
207.53.232.0/22 CoreWeave, Inc BGP ANNOUNCED ● high
208.115.136.53/32 CoreWeave PEERINGDB ASSIGNED ● high
208.115.137.112/32 CoreWeave PEERINGDB ASSIGNED ● high
216.153.48.0/20 CoreWeave, Inc BGP ANNOUNCED ● high
2001:504:0:1:0:3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:1:0:3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:2:0:3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:2:0:3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:4:0:3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:4:0:3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:5:0:3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:0:5:0:3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:f::3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:f::3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:10::3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:10::3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:16::8291/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:16::543:0:8291/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:1a::34:89/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:1a::34:90/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:36::8291:0:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:36::8291:0:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:58::110/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:58::111/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:61::8291:0:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:61::8291:0:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:102::8291:0:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:504:102::8291:0:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:1::a503:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:1::a503:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:4::8291:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:4::8291:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:117::3:3425:1/128 CoreWeave PEERINGDB ASSIGNED ● high
2001:7f8:117::3:3425:2/128 CoreWeave PEERINGDB ASSIGNED ● high
2607:240::/28 CoreWeave, Inc ARIN DIRECT ALLOCATION ● high
2607:240::/32 CoreWeave, Inc BGP ANNOUNCED ● high
2607:241::/32 CoreWeave, Inc BGP ANNOUNCED ● high
51.163.26.112/28 COREWEAVE RIPE LEGACY ● low
88.80.164.80/28 COREWEAVE RIPE ASSIGNED PA ● low
2001:4d78:832:2c::/64 COREWEAVE RIPE ASSIGNED ● low
2001:4d78:230e::/48 COREWEAVE RIPE ASSIGNED ● low

IPv6 ranges (35)

showing the 15 largest allocations

Footprint over time

11 weekly snapshots · JSON
88 +9 netblocks since 2026-07-05
2026-07-05 peak 88 2026-09-06

Network trust

what's this?
RPKI hygiene: C how networks compare →
67.0% of checked blocks have valid RPKI ROA coverage (59 of 88)
Possible discrepancies (1)

These blocks are registered to CoreWeave, Inc but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:4d78:230e::/48 /48 authorized for AS15830 — Equinix (EMEA) Acquisition Enterprises B.V.

NIC Handles

AS33425 AS33425 COREW-1 COREW-ARIN COREW-ARIN COREW-ARIN COREW-ARIN COREW1-ARIN DUMY-RIPE DUMY-RIPE EQUINIX-FULFIL-MNT EQUINIX-MNT +5 more