Data as of Nov 10, 2026

151.252.44.0/24

No anonymizer space · no proxy exits in 30 days

SysEleven GmbH

Announcement

151.252.40.0/21

RPKI valid

Announced by

AS25291

Type

Hosting

Risk

50 / 100 · Medium

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
151.252.40.0/21	2,048	DE-SYSELEVEN-20120823	SysEleven GmbH (ORG-SG57-RIPE) · DE	ALLOCATED PA	Aug 23, 2012	ripe-abuse@syseleven.de
└ 151.252.44.0/27	32	INFRA-SERVICE-APP-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Oct 21, 2021	ripe-abuse@syseleven.de
└ 151.252.44.32/28	16	INFRA-SERVICE-APP-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.48/30	4	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Nov 24, 2020	ripe-abuse@syseleven.de
└ 151.252.44.52/30	4	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Nov 24, 2020	ripe-abuse@syseleven.de
└ 151.252.44.56/31	2	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.58/31	2	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.60/31	2	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.62/31	2	CUST-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.64/26	64	CLOUD-IAAS-GLOBAL-POOL	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.128/27	32	INFRA-SERVICE-APP-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de
└ 151.252.44.160/30	4	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Nov 24, 2020	ripe-abuse@syseleven.de
└ 151.252.44.164/30	4	INFRA-TRANSFER-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Nov 24, 2020	ripe-abuse@syseleven.de
└ 151.252.44.168/29	8	CUST-ACCESS-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Sep 22, 2022	ripe-abuse@syseleven.de
└ 151.252.44.192/26	64	INFRA-MGMT-NET	SysEleven GmbH (ORG-SG57-RIPE) · DE	ASSIGNED PA	Jul 25, 2019	ripe-abuse@syseleven.de

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 151.252.40.0/21

151.252.40.0/21

Routing history

Pattern: Stable
First seen: Sep 2012
Current origin since: Sep 2012 · 14 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
151.252.40.0/21	AS25291	/24	RIPE	RPKI valid

IRR

Route objects on 151.252.40.0/21

Origin	Registry	Description	Maintainer	Modified
AS25291	RIPE	SysEleven Global Network - Aggregate route object	SYS11-MNT	Jul 30, 2019