AS53428 - KCS-US-NEBIUS - Nebius Inc., US

United States
AS Number
AS53428
AS Name
KCS-US-NEBIUS
Org Name
Nebius Inc.
Country / Region
United States
Registry

arin

RegDate

2024-08-06

Updated

2026-06-24

AS53428 Looking Glass
IPv4Prefixes

9

IPv6Prefixes

1

IPv4 NUMs

4,864

IPv6 NUMs(/64)

1,048,576

CIDR Description IP Num
161.210.111.0/24
IRR InValid
Nebius Inc. 256
204.12.160.0/24
Nebius Inc. 256
204.12.160.0/22
Nebius Inc. 1024
204.12.164.0/24
Nebius Inc. 256
204.12.165.0/24
Nebius Inc. 256
204.12.166.0/23
Nebius Inc. 512
204.12.168.0/22
Nebius Inc. 1024
204.12.172.0/23
Nebius Inc. 512
204.12.188.0/22
IRR InValid
Nebius Inc. 1024
CIDR Description IP NUMs(prefix /64)
2607:e840:20::/44
IRR Parent Valid
Nebius Inc. 1048576
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS13335 CLOUDFLARENET - Cloudflare, Inc., US United States 1,366,016 82,706,169,856 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 411,392 77,326,778,368 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6

Whois Record

ASNumber 53428

ASNumber
53428
ASName
KCS-US-NEBIUS
ASHandle
RegDate
2024-12-13
Updated
2024-12-13
Ref
https://rdap.arin.net/registry/autnum/53428

OrgID NB-374

OrgID
NB-374
OrgName
Nebius Inc.
CanAllocate
Street
10 State street
City
Newburyport
State/Prov
MA
Country
US
PostalCode
01950
RegDate
2024-08-06
Updated
2026-06-24
OrgTechHandle
CROXF3-ARIN
GOROV-ARIN
KIRKL97-ARIN
KORSA5-ARIN
LANET36-ARIN
LUKAS26-ARIN
ROSSL50-ARIN
ROUTI74-ARIN
SIMAK-ARIN
TIKHO2-ARIN
OrgAbuseHandle
SIMAK-ARIN
OrgNOCHandle
SIMAK-ARIN
OrgDNSHandle
CROXF3-ARIN
GOROV-ARIN
KIRKL97-ARIN
LANET36-ARIN
ROSSL50-ARIN
ROUTI74-ARIN
SIMAK-ARIN
OrgAdminHandle
SIMAK-ARIN
Source
ARIN
 
OrgRoutingHandle GOROV-ARIN
OrgRoutingHandle KIRKL97-ARIN
OrgRoutingHandle LANET36-ARIN
OrgRoutingHandle ROSSL50-ARIN
OrgRoutingHandle ROUTI74-ARIN
OrgRoutingHandle SIMAK-ARIN

OrgAdminHandleHandle SIMAK-ARIN

OrgAdminHandleHandle
SIMAK-ARIN
OrgAdminHandleName
Simakov, Aleksei
OrgAdminHandlePhone
+310617219655
OrgAdminHandleEmail
OrgAdminHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgTechHandleHandle CROXF3-ARIN

OrgTechHandleHandle
CROXF3-ARIN
OrgTechHandleName
Croxford, Keith
OrgTechHandlePhone
+3197010256911
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/CROXF3-ARIN

OrgTechHandleHandle GOROV-ARIN

OrgTechHandleHandle
GOROV-ARIN
OrgTechHandleName
Gorovoy, Alexey
OrgTechHandlePhone
+31 0970 102 07775
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgTechHandleHandle KIRKL97-ARIN

OrgTechHandleHandle
KIRKL97-ARIN
OrgTechHandleName
Kirkland, Matthew
OrgTechHandlePhone
+1-555-555-5555
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgTechHandleHandle KORSA5-ARIN

OrgTechHandleHandle
KORSA5-ARIN
OrgTechHandleName
korsakov, vladimir
OrgTechHandlePhone
+31630496070
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/KORSA5-ARIN

OrgTechHandleHandle LANET36-ARIN

OrgTechHandleHandle
LANET36-ARIN
OrgTechHandleName
Lanetskiy, Alexey
OrgTechHandlePhone
+1-555-555-5555
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgTechHandleHandle LUKAS26-ARIN

OrgTechHandleHandle
LUKAS26-ARIN
OrgTechHandleName
Lukashkin, Alexander
OrgTechHandlePhone
+3197010207775
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/LUKAS26-ARIN

OrgTechHandleHandle ROSSL50-ARIN

OrgTechHandleHandle
ROSSL50-ARIN
OrgTechHandleName
Ross, Logan
OrgTechHandlePhone
+1-270-302-6516
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgTechHandleHandle ROUTI74-ARIN

OrgTechHandleHandle
ROUTI74-ARIN
OrgTechHandleName
Routing,
OrgTechHandlePhone
+3197010256911
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgTechHandleHandle SIMAK-ARIN

OrgTechHandleHandle
SIMAK-ARIN
OrgTechHandleName
Simakov, Aleksei
OrgTechHandlePhone
+310617219655
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgTechHandleHandle TIKHO2-ARIN

OrgTechHandleHandle
TIKHO2-ARIN
OrgTechHandleName
Tikhonov, Andrei
OrgTechHandlePhone
+31 6 23 5054 01
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/TIKHO2-ARIN

OrgAbuseHandleHandle SIMAK-ARIN

OrgAbuseHandleHandle
SIMAK-ARIN
OrgAbuseHandleName
Simakov, Aleksei
OrgAbuseHandlePhone
+310617219655
OrgAbuseHandleEmail
OrgAbuseHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgNOCHandleHandle SIMAK-ARIN

OrgNOCHandleHandle
SIMAK-ARIN
OrgNOCHandleName
Simakov, Aleksei
OrgNOCHandlePhone
+310617219655
OrgNOCHandleEmail
OrgNOCHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgRoutingHandleHandle GOROV-ARIN

OrgRoutingHandleHandle
GOROV-ARIN
OrgRoutingHandleName
Gorovoy, Alexey
OrgRoutingHandlePhone
+31 0970 102 07775
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgRoutingHandleHandle KIRKL97-ARIN

OrgRoutingHandleHandle
KIRKL97-ARIN
OrgRoutingHandleName
Kirkland, Matthew
OrgRoutingHandlePhone
+1-555-555-5555
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgRoutingHandleHandle LANET36-ARIN

OrgRoutingHandleHandle
LANET36-ARIN
OrgRoutingHandleName
Lanetskiy, Alexey
OrgRoutingHandlePhone
+1-555-555-5555
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgRoutingHandleHandle ROSSL50-ARIN

OrgRoutingHandleHandle
ROSSL50-ARIN
OrgRoutingHandleName
Ross, Logan
OrgRoutingHandlePhone
+1-270-302-6516
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgRoutingHandleHandle ROUTI74-ARIN

OrgRoutingHandleHandle
ROUTI74-ARIN
OrgRoutingHandleName
Routing,
OrgRoutingHandlePhone
+3197010256911
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgRoutingHandleHandle SIMAK-ARIN

OrgRoutingHandleHandle
SIMAK-ARIN
OrgRoutingHandleName
Simakov, Aleksei
OrgRoutingHandlePhone
+310617219655
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgDNSHandleHandle CROXF3-ARIN

OrgDNSHandleHandle
CROXF3-ARIN
OrgDNSHandleName
Croxford, Keith
OrgDNSHandlePhone
+3197010256911
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/CROXF3-ARIN

OrgDNSHandleHandle GOROV-ARIN

OrgDNSHandleHandle
GOROV-ARIN
OrgDNSHandleName
Gorovoy, Alexey
OrgDNSHandlePhone
+31 0970 102 07775
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgDNSHandleHandle KIRKL97-ARIN

OrgDNSHandleHandle
KIRKL97-ARIN
OrgDNSHandleName
Kirkland, Matthew
OrgDNSHandlePhone
+1-555-555-5555
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgDNSHandleHandle LANET36-ARIN

OrgDNSHandleHandle
LANET36-ARIN
OrgDNSHandleName
Lanetskiy, Alexey
OrgDNSHandlePhone
+1-555-555-5555
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgDNSHandleHandle ROSSL50-ARIN

OrgDNSHandleHandle
ROSSL50-ARIN
OrgDNSHandleName
Ross, Logan
OrgDNSHandlePhone
+1-270-302-6516
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgDNSHandleHandle ROUTI74-ARIN

OrgDNSHandleHandle
ROUTI74-ARIN
OrgDNSHandleName
Routing,
OrgDNSHandlePhone
+3197010256911
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgDNSHandleHandle SIMAK-ARIN

OrgDNSHandleHandle
SIMAK-ARIN
OrgDNSHandleName
Simakov, Aleksei
OrgDNSHandlePhone
+310617219655
OrgDNSHandleEmail
OrgDNSHandleRef
https://rdap.arin.net/registry/entity/SIMAK-ARIN
 

ASNumber:       53428
ASName:         KCS-US-NEBIUS
ASHandle:       AS53428
RegDate:        2024-12-13
Updated:        2024-12-13
Ref:            https://rdap.arin.net/registry/autnum/53428

OrgID:          NB-374
OrgName:        Nebius Inc.
CanAllocate:    
Street:         10 State street
City:           Newburyport
State/Prov:     MA
Country:        US
PostalCode:     01950
RegDate:        2024-08-06
Updated:        2026-06-24
OrgTechHandle   CROXF3-ARIN
OrgTechHandle   GOROV-ARIN
OrgTechHandle   KIRKL97-ARIN
OrgTechHandle   KORSA5-ARIN
OrgTechHandle   LANET36-ARIN
OrgTechHandle   LUKAS26-ARIN
OrgTechHandle   ROSSL50-ARIN
OrgTechHandle   ROUTI74-ARIN
OrgTechHandle   SIMAK-ARIN
OrgTechHandle   TIKHO2-ARIN
OrgAbuseHandle  SIMAK-ARIN
OrgNOCHandle    SIMAK-ARIN
OrgRoutingHandle GOROV-ARIN
OrgRoutingHandle KIRKL97-ARIN
OrgRoutingHandle LANET36-ARIN
OrgRoutingHandle ROSSL50-ARIN
OrgRoutingHandle ROUTI74-ARIN
OrgRoutingHandle SIMAK-ARIN
OrgDNSHandle    CROXF3-ARIN
OrgDNSHandle    GOROV-ARIN
OrgDNSHandle    KIRKL97-ARIN
OrgDNSHandle    LANET36-ARIN
OrgDNSHandle    ROSSL50-ARIN
OrgDNSHandle    ROUTI74-ARIN
OrgDNSHandle    SIMAK-ARIN
OrgAdminHandle  SIMAK-ARIN
Source:         ARIN

OrgAdminHandleHandle:  SIMAK-ARIN
OrgAdminHandleName:    Simakov, Aleksei
OrgAdminHandlePhone:   +310617219655
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgTechHandleHandle:  CROXF3-ARIN
OrgTechHandleName:    Croxford, Keith
OrgTechHandlePhone:   +3197010256911
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/CROXF3-ARIN

OrgTechHandleHandle:  GOROV-ARIN
OrgTechHandleName:    Gorovoy, Alexey
OrgTechHandlePhone:   +31 0970 102 07775
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgTechHandleHandle:  KIRKL97-ARIN
OrgTechHandleName:    Kirkland, Matthew
OrgTechHandlePhone:   +1-555-555-5555
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgTechHandleHandle:  KORSA5-ARIN
OrgTechHandleName:    korsakov, vladimir
OrgTechHandlePhone:   +31630496070
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/KORSA5-ARIN

OrgTechHandleHandle:  LANET36-ARIN
OrgTechHandleName:    Lanetskiy, Alexey
OrgTechHandlePhone:   +1-555-555-5555
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgTechHandleHandle:  LUKAS26-ARIN
OrgTechHandleName:    Lukashkin, Alexander
OrgTechHandlePhone:   +3197010207775
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/LUKAS26-ARIN

OrgTechHandleHandle:  ROSSL50-ARIN
OrgTechHandleName:    Ross, Logan
OrgTechHandlePhone:   +1-270-302-6516
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgTechHandleHandle:  ROUTI74-ARIN
OrgTechHandleName:    Routing, 
OrgTechHandlePhone:   +3197010256911
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgTechHandleHandle:  SIMAK-ARIN
OrgTechHandleName:    Simakov, Aleksei
OrgTechHandlePhone:   +310617219655
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgTechHandleHandle:  TIKHO2-ARIN
OrgTechHandleName:    Tikhonov, Andrei
OrgTechHandlePhone:   +31 6 23 5054 01
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/TIKHO2-ARIN

OrgAbuseHandleHandle:  SIMAK-ARIN
OrgAbuseHandleName:    Simakov, Aleksei
OrgAbuseHandlePhone:   +310617219655
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgNOCHandleHandle:  SIMAK-ARIN
OrgNOCHandleName:    Simakov, Aleksei
OrgNOCHandlePhone:   +310617219655
OrgNOCHandleEmail:   [email protected]
OrgNOCHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgRoutingHandleHandle:  GOROV-ARIN
OrgRoutingHandleName:    Gorovoy, Alexey
OrgRoutingHandlePhone:   +31 0970 102 07775
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgRoutingHandleHandle:  KIRKL97-ARIN
OrgRoutingHandleName:    Kirkland, Matthew
OrgRoutingHandlePhone:   +1-555-555-5555
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgRoutingHandleHandle:  LANET36-ARIN
OrgRoutingHandleName:    Lanetskiy, Alexey
OrgRoutingHandlePhone:   +1-555-555-5555
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgRoutingHandleHandle:  ROSSL50-ARIN
OrgRoutingHandleName:    Ross, Logan
OrgRoutingHandlePhone:   +1-270-302-6516
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgRoutingHandleHandle:  ROUTI74-ARIN
OrgRoutingHandleName:    Routing, 
OrgRoutingHandlePhone:   +3197010256911
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgRoutingHandleHandle:  SIMAK-ARIN
OrgRoutingHandleName:    Simakov, Aleksei
OrgRoutingHandlePhone:   +310617219655
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN

OrgDNSHandleHandle:  CROXF3-ARIN
OrgDNSHandleName:    Croxford, Keith
OrgDNSHandlePhone:   +3197010256911
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/CROXF3-ARIN

OrgDNSHandleHandle:  GOROV-ARIN
OrgDNSHandleName:    Gorovoy, Alexey
OrgDNSHandlePhone:   +31 0970 102 07775
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/GOROV-ARIN

OrgDNSHandleHandle:  KIRKL97-ARIN
OrgDNSHandleName:    Kirkland, Matthew
OrgDNSHandlePhone:   +1-555-555-5555
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/KIRKL97-ARIN

OrgDNSHandleHandle:  LANET36-ARIN
OrgDNSHandleName:    Lanetskiy, Alexey
OrgDNSHandlePhone:   +1-555-555-5555
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/LANET36-ARIN

OrgDNSHandleHandle:  ROSSL50-ARIN
OrgDNSHandleName:    Ross, Logan
OrgDNSHandlePhone:   +1-270-302-6516
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/ROSSL50-ARIN

OrgDNSHandleHandle:  ROUTI74-ARIN
OrgDNSHandleName:    Routing, 
OrgDNSHandlePhone:   +3197010256911
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/ROUTI74-ARIN

OrgDNSHandleHandle:  SIMAK-ARIN
OrgDNSHandleName:    Simakov, Aleksei
OrgDNSHandlePhone:   +310617219655
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/SIMAK-ARIN