AS33425 CoreWeave, Inc

United States AS33425 ARIN 6 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

95,232

IPv6 /48 networks

131,072

RPKI

8 valid0 no ROA

Peers and downstreams

122

Holder

AS name: AS33425
Description: 12 Commerce Street Springfield NJ 07081 United States
Organisation: CoreWeave, Inc
Abuse contact: Not published
Assigned: 2020-08-04
Registered: 2020-08-05
Record last changed: 2020-08-05 21:57 UTC

166.19.0.0/16 192.112.160.0/20 198.176.96.0/20 207.53.232.0/22 216.153.48.0/20 83.228.128.0/18

AS559	SWITCH Switch
AS835	GoCodeIT Inc GOCODEIT-EDGE
AS852	TELUS Communications Inc. ASN852
AS971	PureVoltage Hosting Inc. PUREVOLTAGE
AS1103	SURF B.V. SURFNET-NL
AS1140	Stichting Internet Domeinregistratie Nederland SIDN
AS1267	WIND TRE S.P.A. ASN-WINDTRE
AS1403	EBOX
AS1764	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH NEXTLAYER-AS
AS1828	Unitas Global UNITAS
AS3170	VeloxServ Communications Ltd VELOXSERV
AS3214	xTom GmbH XTOM
AS3216	PJSC "Vimpelcom" SOVAM-AS
AS3333	Reseaux IP Europeens Network Coordination Centre (RIPE NCC) RIPE-NCC-AS
AS3741	Dimension Data
AS4230	CLARO S.A. AS4230
AS4455	IX Reach Ltd BSO
AS6057	Administracion Nacional de Telecomunicaciones AS6057
AS6204	TMRC GROUP SRL ZET-NET
AS6424	EDGOO NETWORKS UNIPESSOAL LDA EDGOO
AS6663	Euroweb Romania S.R.L. TTI-NET
AS6777	Amsterdam Internet Exchange B.V. AMS-IX-RS
AS6797	GlobalConnect AB GLOBALCONNECT-NET
AS6894	KDDI Europe Ltd KDDI-EUROPE
AS7575	Australian Academic and Research Network (AARNet) AARNET-AS-AP
AS8298	IPng Networks GmbH IPNG
AS8529	Zain Omantel International FZ-LLC OMANTEL-AS
AS9044	BSE Software GmbH SOLNET
AS12552	GlobalConnect AB GlobalConnect-AS12552
AS12637	SEEWEB s.r.l. SEEWEB
AS12779	IT.Gate S.p.A. ITGATE
AS12859	BIT BV NL-BIT
AS12969	Ljosleidarinn ehf Vodafone_Iceland
AS13237	euNetworks GmbH LAMBDANET-AS
AS13786	Seabras 1 USA, LLC SEABORN
AS14630	Invesco Group Services, Inc. INVESCO
AS14840	BR.Digital Telecom AS14840
AS14907	Wikimedia Foundation Inc. WIKIMEDIA
AS15547	netplus.ch SA NETPLUS
AS15576	NTS workspace AG NTS
AS15605	Connesi s.p.a. CONNESI
AS15802	Emirates Integrated Telecommunications Company PJSC DU-AS1
AS15958	CETIN Ltd. Belgrade CETIN_doo_AS
AS16347	ADISTA SAS INHERENT
AS17557	Pakistan Telecommunication Company Limited PKTELECOM-AS-PK
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS18106	Viewqwest Pte Ltd VIEWQWEST-SG-AP
AS19151	BroadbandONE, LLC BBO-1
AS20473	The Constant Company, LLC AS-VULTR
AS20562	Broadband Hosting B.V. OPEN-PEERING-AS
AS20764	CJSC RASCOM RASCOM-AS
AS20766	Association "Gitoyen" GITOYEN-MAIN-AS
AS20932	Services Industriels de Geneve SIG-ST
AS21215	UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd UGNI
AS22652	Fibrenoire-Internet FIBRENOIRE-INTERNET
AS24482	SG.GS SGGS-AS-AP
AS24961	WIIT AG MYLOC-AS
AS25160	Vorboss Limited VORBOSS
AS25220	equada network GmbH GLOBALNOC-AS
AS28792	Public Internet Ltd PUBLIC-INTERNET
AS28917	Fiord Networks, UAB Fiord-AS
AS29075	IELO-LIAZO SERVICES SAS IELO
AS29140	Hostserver GmbH HOSTSERVER-AS
AS29632	Netassist International EOOD NASSIST-AS
AS31122	Digiweb ltd DIGIWEB-AS
AS31742	Sota Solutions Ltd. SOTACONNECT
AS32621	Twin City VoIP, Inc. TCV-511
AS33891	Core-Backbone GmbH CORE-BACKBONE
AS34019	Hivane Association HIVANE
AS34177	Celeste SAS CELESTE-AS
AS34288	Kantonsschule Zug AS34288
AS34927	iFog GmbH iFog-GmbH
AS35266	EX Networks Limited EXN-AS
AS35280	F5 Networks SARL F5
AS36236	NetActuate, Inc NETACTUATE
AS37100	SEACOM Limited
AS37282	Main one Cable Company Nigeria Limited
AS37468	Angola Cables
AS37497	Network Platforms (PTY) LTD
AS37680	Cool Ideas Service Provider (Pty) Ltd
AS37721	Virtual Technologies & Solutions
AS39122	Blacknight Internet Solutions Limited BLACKNIGHT-AS
AS39249	Netassist International EOOD KICUA-AS
AS39351	31173 Services AB ESAB-AS
AS39686	Eurofiber Nederland BV AS-EUROFIBER
AS41327	Fiber Telecom S.p.A. FIBERTELECOM-AS
AS42473	Anexia Cloud Solutions GmbH AS-ANEXIA
AS42541	Fiberby ApS FIBERBY
AS44901	Belcloud LTD belcloud
AS45489	Sri Lanka Telecom PLC, GLobal Peering SLT-GLOBAL
AS47147	Anexia Cloud Solutions GmbH AS-ANX
AS48070	DSM (GB) Limited DSM
AS48185	team.blue NV team_blue
AS48362	Tkswf TKSWF-AS
AS48919	UACITY Ltd. UA-CITY-AS
AS49544	i3D.net B.V i3Dnet
AS49559	A-Systems Sp. z o.o. IPT-1-IX
AS49605	Digital Telecommunication Services S.r.l. DTS-AS
AS50300	CustodianDC Limited CUSTDC
AS50304	Blix Solutions AS BLIX
AS50673	Serverius Holding B.V. Serverius-as
AS50763	Robert McKay MCKAYCOM
AS51184	Fonira Telekom GmbH FONIRA
AS51185	MainStreaming SpA MAINSTREAMING-AS
AS51873	Arcade Solutions AG AS-ARCADE
AS52320	GlobeNet Cabos Submarinos Colombia, S.A.S. AS52320
AS56987	ABACLOUDA SAS AS-ABACLOUDA
AS60171	AFR-IX TELECOM S.A. AFRIX-AS
AS61573	IP TELECOM AS61573
AS62000	SERVERD SAS AS62000
AS62167	Tismi BV Tismi
AS198150	SIACOM JSC SIACOM-AS
AS199524	G-Core Labs S.A. GCORE
AS199938	Netzwerge GmbH NETZWERGE
AS207841	Inferno Communications Ltd INFERNO
AS212483	LEVEL EIGHTY-SIX COMMUNICATIONS LTD level86
AS212635	Jurrian van Iersel AS212635
AS213241	TECHIT.BE SRL TECHIT
AS215638	Cilix Limited AS-CILIX-LIMITED
AS263152	MIGO TELECOM AS263152
AS271253	LINK BRASIL TELECOMUNICACOES LTDA AS271253
AS394256	Tech Futures Interactive Inc. CLOUDSINGULARITY

Routing changes

Last 30 days

2026-10-04 04:48 UTC	Neighbour gone	AS209823	peer
2026-10-04 04:48 UTC	Neighbour gone	AS31027	peer
2026-10-04 04:48 UTC	Neighbour gone	AS13194	upstream
2026-10-04 04:48 UTC	Neighbour gone	AS7195	upstream
2026-10-04 04:48 UTC	Relationship changed	AS971	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS9044	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS8298	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS7575	upstream to peer
2026-10-04 04:48 UTC	New neighbour	AS6797	peer
2026-10-04 04:48 UTC	Relationship changed	AS6777	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS6663	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS62000	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS6057	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS50673	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS50304	upstream to peer
2026-10-04 04:48 UTC	New neighbour	AS49559	peer
2026-10-04 04:48 UTC	Relationship changed	AS48362	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS47147	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS4230	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS41327	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS39686	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS394256	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS39351	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS39249	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS37497	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS37468	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS3741	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS37282	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS37100	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS35280	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS34927	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS34177	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS34019	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS33891	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS32621	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS3216	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS3214	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS29632	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS24961	upstream to peer
2026-10-04 04:48 UTC	New neighbour	AS215638	peer
2026-10-04 04:48 UTC	Relationship changed	AS21215	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS20766	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS20764	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS20562	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS20473	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS1764	upstream to peer
2026-10-04 04:48 UTC	New neighbour	AS17557	peer
2026-10-04 04:48 UTC	Relationship changed	AS15958	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS15802	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS15576	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS14840	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS12779	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS1267	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS12552	upstream to peer
2026-10-04 04:48 UTC	Relationship changed	AS1103	upstream to peer

WHOIS

aut-num:        AS33425
as-name:        COREWEAVE
handle:         AS33425
registrant:     COREW-1 (CoreWeave, Inc)
last changed:   2020-08-05T17:57:50-04:00
registration:   2020-08-05T17:57:50-04:00
source:         ARIN (RDAP)

Routing data

Updated just now

Registry record

Fetched just now from ARIN RDAP

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/33425

const res = await fetch('https://ip-fd.net/api/v1/asn/33425', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/33425', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/33425');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/33425", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

AS174
AS1299	Arelion Sweden AB TWELVE99
AS3356	Level 3 Parent, LLC LEVEL3
AS5405	Inter.link GmbH INTERDOTLINK
AS6939	Hurricane Electric LLC HURRICANE
AS9002	RETN Limited RETN-AS
AS25091	IP-Max SA IP-Max
AS34549	meerfarbig GmbH & Co. KG MEER-AS