AS Number
AS33820
AS Name
REED-ELSEVIER-AS
Org Name
RELX GROUP PLC
Registry

ripe

RegDate

Updated

2023-04-20T14:54:28Z

AS33820 Looking Glass
IPv4Prefixes

15

IPv6Prefixes

0

IPv4 NUMs

15,360

IPv6 NUMs(/64)

0

15,360 IPv4 Addresses
CIDR Description IP Num
145.36.0.0/20
ROA Signed and Valid IRR InValid
Elsevier Limited 4096
145.36.16.0/20
ROA Signed and Valid IRR InValid
Elsevier Limited 4096
145.36.32.0/20
ROA Signed and Valid IRR InValid
Elsevier Limited 4096
145.36.48.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.49.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.50.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.51.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.52.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.53.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.54.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.55.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.56.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.57.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.58.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
145.36.59.0/24
ROA Signed and Valid IRR InValid
Elsevier Limited 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS14618 AMAZON-AES - Amazon.com, Inc., US United States 19,980,544 14,099,677,184 IPv4 IPv4
AS16509 AMAZON-02 - Amazon.com, Inc., US United States 168,867,328 4,196,425,924,608 IPv4 IPv4
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
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:  2020-12-16T12:42:14Z
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