AS Number
AS33820
AS Name
REED-ELSEVIER-AS
Org Name
RELX GROUP PLC
Country / Region
United Kingdom
Registry

ripe

RegDate

Updated

2023-04-20T14:54:28Z

AS33820 Looking Glass
IPv4Prefixes

19

IPv6Prefixes

0

IPv4 NUMs

16,384

IPv6 NUMs(/64)

0

CIDR Description IP Num
145.36.0.0/20
IRR InValid
Elsevier Limited 4096
145.36.16.0/20
IRR InValid
Elsevier Limited 4096
145.36.32.0/20
IRR InValid
Elsevier Limited 4096
145.36.48.0/24
IRR InValid
Elsevier Limited 256
145.36.49.0/24
IRR InValid
Elsevier Limited 256
145.36.50.0/24
IRR InValid
Elsevier Limited 256
145.36.51.0/24
IRR InValid
Elsevier Limited 256
145.36.52.0/24
IRR InValid
Elsevier Limited 256
145.36.53.0/24
IRR InValid
Elsevier Limited 256
145.36.54.0/24
IRR InValid
Elsevier Limited 256
145.36.55.0/24
IRR InValid
Elsevier Limited 256
145.36.56.0/24
IRR InValid
Elsevier Limited 256
145.36.57.0/24
IRR InValid
Elsevier Limited 256
145.36.58.0/24
IRR InValid
Elsevier Limited 256
145.36.59.0/24
IRR InValid
Elsevier Limited 256
198.176.121.0/24
IRR InValid
RELX inc. 256
198.176.123.0/24
IRR Valid
RELX inc. 256
198.176.124.0/24
IRR InValid
RELX inc. 256
198.176.126.0/24
IRR InValid
RELX inc. 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS14618 AMAZON-AES - Amazon.com, Inc., US United States 21,726,208 14,066,581,504 IPv4 IPv4
AS16509 AMAZON-02 - Amazon.com, Inc., US United States 174,684,160 4,165,150,375,936 IPv4 IPv4

Whois Record

as-block AS33792 - AS34436

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
2023-04-20T14:54:28Z
last-modified
2023-04-20T14:54:28Z
source
RIPE

aut-num AS33820

aut-num
export
to AS15695 announce AS33820
to AS3356 announce AS33820
import
from AS15695 accept ANY
from AS3356 accept ANY
as-name
REED-ELSEVIER-AS
org
ORG-REGP1-RIPE
admin-c
RETS-RIPE
tech-c
RETS-RIPE
status
ASSIGNED
notify
martin.hall@reedelsevier.com
net-admin@elsevier.com
mnt-by
RIPE-NCC-END-MNT
RETS-RIPE-MNT
created
2004-08-10T09:09:53Z
last-modified
2026-03-18T20:02:53Z
source
RIPE

organisation ORG-REGP1-RIPE

organisation
ORG-REGP1-RIPE
org-name
RELX GROUP PLC
country
GB
reg-nr
02746616
org-type
LIR
address
1-3 Strand
WC2N 5JR
London
UNITED KINGDOM
phone
+441865843117
fax-no
+441865843010
e-mail
martin.hall@reedelsevier.com
mnt-ref
RETS-RIPE-MNT
RIPE-NCC-HM-MNT
mnt-by
RIPE-NCC-HM-MNT
RETS-RIPE-MNT
abuse-c
RETS-RIPE
created
2013-09-06T10:26:28Z
last-modified
2026-05-13T07:25:05Z
source
RIPE

role RETS RIPE

role
RETS RIPE
address
Reed Elsevier Technology Services
The Boulevard, Langford Lane
Kidlington, OX5 1GB
UK
e-mail
net-admin@elsevier.com
abuse-mailbox
net-admin@elsevier.com
admin-c
MPH16-RIPE
tech-c
MPH16-RIPE
AWdB2-RIPE
nic-hdl
RETS-RIPE
mnt-by
RETS-RIPE-MNT
created
2009-03-27T14:23:30Z
last-modified
2013-09-09T10:09:38Z
source
RIPE

as-block:       AS33792 - AS34436
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:        2023-04-20T14:54:28Z
last-modified:  2023-04-20T14:54:28Z
source:         RIPE



aut-num:        AS33820
export:         to AS15695 announce AS33820
export:         to AS3356 announce AS33820
import:         from AS15695 accept ANY
import:         from AS3356 accept ANY
as-name:        REED-ELSEVIER-AS
org:            ORG-REGP1-RIPE
admin-c:        RETS-RIPE
tech-c:         RETS-RIPE
status:         ASSIGNED
notify:         martin.hall@reedelsevier.com
notify:         net-admin@elsevier.com
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         RETS-RIPE-MNT
created:        2004-08-10T09:09:53Z
last-modified:  2026-03-18T20:02:53Z
source:         RIPE

organisation:   ORG-REGP1-RIPE
org-name:       RELX GROUP PLC
country:        GB
reg-nr:         02746616
org-type:       LIR
address:        1-3 Strand
address:        WC2N 5JR
address:        London
address:        UNITED KINGDOM
phone:          +441865843117
fax-no:         +441865843010
e-mail:         martin.hall@reedelsevier.com
mnt-ref:        RETS-RIPE-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         RETS-RIPE-MNT
abuse-c:        RETS-RIPE
created:        2013-09-06T10:26:28Z
last-modified:  2026-05-13T07:25:05Z
source:         RIPE

role:           RETS RIPE
address:        Reed Elsevier Technology Services
address:        The Boulevard, Langford Lane
address:        Kidlington, OX5 1GB
address:        UK
e-mail:         net-admin@elsevier.com
abuse-mailbox:  net-admin@elsevier.com
admin-c:        MPH16-RIPE
tech-c:         MPH16-RIPE
tech-c:         AWdB2-RIPE
nic-hdl:        RETS-RIPE
mnt-by:         RETS-RIPE-MNT
created:        2009-03-27T14:23:30Z
last-modified:  2013-09-09T10:09:38Z
source:         RIPE