Data as of Nov 13, 2026

185.54.72.0/22

No anonymizer space · no proxy exits in 30 days

Amazon.com, Inc. · space held by Upland Software UK Limited

Announcement

this exact prefix

RPKI valid

Announced by

Type

Hosting

Risk

50 / 100 · Medium

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
185.54.72.0/22	1,024	UK-ADESTRA-20140417	Upland Software UK Limited (ORG-AL321-RIPE) · GB	ALLOCATED PA	Apr 17, 2014	abuse@adestra.com
└ 185.54.72.0/26	64	ADESTRA-INTERNAL-NET	Upland Software UK Limited (ORG-AL321-RIPE) · GB	ASSIGNED PA	Jul 14, 2014	abuse@adestra.com
└ 185.54.73.0/24	256	AdestraUKClientPool	unknown	ASSIGNED PA	Mar 10, 2017	abuse@adestra.com via UK-ADESTRA-20140417
└ 185.54.74.0/24	256	AdestraUKClientPool2	unknown	ASSIGNED PA	Mar 10, 2017	abuse@adestra.com via UK-ADESTRA-20140417

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Routing timeline

Summary

Recorded history

RPKI

ROA prefix	ASN	Max len	Anchor	Verdict
185.54.72.0/22	AS14618	/24	RIPE	Another network
185.54.72.0/22	AS16509	/24	RIPE	RPKI valid
185.54.72.0/22	AS24931	/22	RIPE	Another network

IRR

Origin	Registry	Description	Maintainer	Modified
AS16509	RADB	Amazon EC2 Prefix	MAINT-AS16509	Nov 13, 2023