AS33820

Name: AS33820 — RELX GROUP PLC
Creator: ipdex

RELX GROUP PLC Unknown registered in United Kingdom

15IPv4 prefixes

0IPv6 prefixes

100%RPKI-valid

#27,131AS Rank

#256Rank in United Kingdom

2004-08-10Allocated

RELX GROUP PLC (AS33820) — Unknown, registered in United Kingdom. announces 15 IPv4 prefixes + 0 IPv6 prefixes. Rank in United Kingdom: #256. Allocated: 2004-08-10.

IPv4 15IPv6 0

Announced prefixes · 15

v4 145.36.0.0/20 valid
v4 145.36.16.0/20 valid
v4 145.36.32.0/20 valid
v4 145.36.48.0/24 valid
v4 145.36.49.0/24 valid
v4 145.36.50.0/24 valid
v4 145.36.51.0/24 valid
v4 145.36.52.0/24 valid
v4 145.36.53.0/24 valid
v4 145.36.54.0/24 valid
v4 145.36.55.0/24 valid
v4 145.36.56.0/24 valid
v4 145.36.57.0/24 valid
v4 145.36.58.0/24 valid
v4 145.36.59.0/24 valid

RPKI: rpki.cloudflare.com · 2026-06-19

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	15
2026-06-13	15

AS topology · Customer cone 1

Providers · 2

AS16509 Amazon.com, Inc.
AS14618 Amazon.com, Inc.

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