AS28939 - ARM-AS - ARM Ltd, GB

United States United Kingdom Japan India Singapore
AS Number
AS28939
AS Name
ARM-AS
Org Name
ARM Ltd
Country / Region
United Kingdom
Registry

ripe

RegDate

Updated

2018-11-22T15:27:31Z

AS28939 Looking Glass
IPv4Prefixes

14

IPv6Prefixes

0

IPv4 NUMs

3,584

IPv6 NUMs(/64)

0

CIDR Description IP Num
217.140.96.0/24
IRR Valid
ARM-CAM-1 256
217.140.97.0/24
IRR Valid
ARM-CAM-1 256
217.140.99.0/24
IRR Valid
ARM Ltd 256
217.140.100.0/24
IRR Valid
ARM-CA-1 256
217.140.101.0/24
IRR Valid
ARM-CA-1 256
217.140.102.0/24
IRR Valid
ARM Ltd 256
217.140.103.0/24
IRR Valid
ARM Ltd 256
217.140.104.0/24
IRR Valid
ARM Ltd 256
217.140.106.0/24
IRR Parent Valid
ARM Ltd 256
217.140.107.0/24
IRR Parent Valid
ARM Ltd 256
217.140.108.0/24
IRR Parent Valid
ARM Ltd 256
217.140.109.0/24
IRR Parent Valid
ARM Ltd 256
217.140.110.0/24
IRR Parent Valid
ARM-TX-1 256
217.140.111.0/24
IRR Valid
ARM-TX-1 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,864,512 81,626,398,720 IPv4 IPv4
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 1,145,344 21,474,836,480 IPv4 IPv4
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,761,280 8,590,196,736 IPv4 IPv4

Whois Record

as-block AS28914 - AS29090

as-block
descr
RIPE NCC ASN block
remarks
These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by
RIPE-NCC-HM-MNT
created
2018-11-22T15:27:31Z
last-modified
2018-11-22T15:27:31Z
source
RIPE

aut-num AS28939

aut-num
as-name
ARM-AS
org
ORG-AL29-RIPE
import
from AS702 action pref=100; accept ANY
from AS1290 action pref=100; accept ANY
from AS9105 action pref=100; accept ANY
export
to AS702 announce AS28939
to AS1290 announce AS28939
to AS9105 announce AS28939
admin-c
ARH9-RIPE
JMC296-RIPE
tech-c
ARH9-RIPE
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
MNT-ARM
created
2003-04-14T14:48:15Z
last-modified
2021-02-23T13:57:51Z
source
RIPE

organisation ORG-AL29-RIPE

organisation
ORG-AL29-RIPE
org-name
ARM Ltd
country
GB
reg-nr
02557590
org-type
LIR
address
110 FULBORN ROAD
CB1 9NJ
CAMBRIDGE
UNITED KINGDOM
phone
+44 1223 400400
fax-no
+44 1223 400410
e-mail
tosg.networks@arm.com
abuse-c
AR17502-RIPE
admin-c
AN32952-RIPE
mnt-ref
MNT-ARM
RIPE-NCC-HM-MNT
mnt-by
RIPE-NCC-HM-MNT
MNT-ARM
created
2004-11-24T14:47:17Z
last-modified
2026-05-13T07:20:05Z
source
RIPE

role ARM RIPE Hostmaster

role
ARM RIPE Hostmaster
abuse-mailbox
hostmaster@arm.com
address
ARM Ltd
110 Fulbourn Road
Cherry Hinton
Cambridge
CB1 9NJ
England, UK
phone
+44 1223 400400
fax-no
+44 1223 400410
e-mail
hostmaster@arm.com
admin-c
CM2806-RIPE
AN32952-RIPE
tech-c
CM2806-RIPE
AN32952-RIPE
nic-hdl
ARH9-RIPE
mnt-by
MNT-ARM
created
2005-07-17T19:41:57Z
last-modified
2022-07-05T13:40:12Z
source
RIPE

person Stuart Burgis

person
Stuart Burgis
address
110 FULBORN ROAD, CAMBRIDGE, CB1 9NJ, UNITED KINGDOM
phone
+44 1223 400400
nic-hdl
JMC296-RIPE
mnt-by
MNT-ARM
created
2017-02-07T20:36:24Z
last-modified
2026-04-24T10:05:09Z
source
RIPE
 

as-block:       AS28914 - AS29090
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:31Z
last-modified:  2018-11-22T15:27:31Z
source:         RIPE



aut-num:        AS28939
as-name:        ARM-AS
org:            ORG-AL29-RIPE
import:         from AS702 action pref=100; accept ANY
import:         from AS1290 action pref=100; accept ANY
import:         from AS9105 action pref=100; accept ANY
export:         to AS702 announce AS28939
export:         to AS1290 announce AS28939
export:         to AS9105 announce AS28939
admin-c:        ARH9-RIPE
admin-c:        JMC296-RIPE
tech-c:         ARH9-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-ARM
created:        2003-04-14T14:48:15Z
last-modified:  2021-02-23T13:57:51Z
source:         RIPE

organisation:   ORG-AL29-RIPE
org-name:       ARM Ltd
country:        GB
reg-nr:         02557590
org-type:       LIR
address:        110  FULBORN ROAD
address:        CB1 9NJ
address:        CAMBRIDGE
address:        UNITED KINGDOM
phone:          +44 1223 400400
fax-no:         +44 1223 400410
e-mail:         tosg.networks@arm.com
abuse-c:        AR17502-RIPE
admin-c:        AN32952-RIPE
mnt-ref:        MNT-ARM
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-ARM
created:        2004-11-24T14:47:17Z
last-modified:  2026-05-13T07:20:05Z
source:         RIPE

role:           ARM RIPE Hostmaster
abuse-mailbox:  hostmaster@arm.com
address:        ARM Ltd
address:        110 Fulbourn Road
address:        Cherry Hinton
address:        Cambridge
address:        CB1 9NJ
address:        England, UK
phone:          +44 1223 400400
fax-no:         +44 1223 400410
e-mail:         hostmaster@arm.com
admin-c:        CM2806-RIPE
admin-c:        AN32952-RIPE
tech-c:         CM2806-RIPE
tech-c:         AN32952-RIPE
nic-hdl:        ARH9-RIPE
mnt-by:         MNT-ARM
created:        2005-07-17T19:41:57Z
last-modified:  2022-07-05T13:40:12Z
source:         RIPE

person:         Stuart Burgis
address:        110  FULBORN ROAD, CAMBRIDGE, CB1 9NJ, UNITED KINGDOM
phone:          +44 1223 400400
nic-hdl:        JMC296-RIPE
mnt-by:         MNT-ARM
created:        2017-02-07T20:36:24Z
last-modified:  2026-04-24T10:05:09Z
source:         RIPE