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Data as of Nov 8, 2026

37.49.152.16/28

No anonymizer space · no proxy exits in 30 days

SysEleven GmbH

Announcement
37.49.152.0/24
RPKI valid
Announced by
AS25291
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Jul 2026
its first announcement on record

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
37.49.152.0/21
since Aug 2016
AS25291HostingSysEleven GmbH

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
37.49.152.0/212,048DE-SYSELEVEN-20120126SysEleven GmbH (ORG-SG57-RIPE) · DEALLOCATED PAAug 27, 2019ripe-abuse@syseleven.de
└ 37.49.152.16/2816INFRA-TRANSFER-NETSysEleven GmbH (ORG-SG57-RIPE) · DEASSIGNED PAJul 25, 2019ripe-abuse@syseleven.de

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 37.49.152.0/24

Prefix
37.49.152.0/24
Announced by
AS25291 SysEleven GmbH
Type
Hosting
RPKI
RPKI valid
Netname
DE-SYSELEVEN-20120126
Registrant
SysEleven GmbH
RIR
RIPE NCC
Origin network

AS25291

DE
Name
SysEleven GmbH
Type
Hosting
Registered
Dec 7, 2009
Domain
secunet.cloud
Website
www.secunet.cloud
Spamhaus ASN-DROP
not listed