AS33820 RELX GROUP PLC 🇬🇧 GB

Announcing 19 prefixes, seen at the RIS collectors.

IPv4 prefixes

16,384 (64 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS33820
Name: RELX GROUP PLC
Organisation: RELX GROUP PLC
Country: 🇬🇧 GB
RIR: RIPENCC
Allocated: 2004-08-10

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

19 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.ripe.net

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
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 # Filtered

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
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 # Filtered

role:           RETS RIPE
address:        Reed Elsevier Technology Services
address:        The Boulevard, Langford Lane
address:        Kidlington, OX5 1GB
address:        UK
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 # Filtered