LAYER3 INTEL
Get started
Sign in
Data as of Nov 11, 2026

153.97.0.0/18

No anonymizer space · no proxy exits in 30 days

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. · space held by Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

Announcement
153.97.0.0/16
RPKI valid
Announced by
AS680
Type
Business
95% of it

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
153.97.0.0/21
since May 2005
AS5501BusinessFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
153.97.11.0/24
since Dec 2006
AS5501BusinessFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
153.97.25.0/24
since Jun 2025
AS51402ResidentialFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
153.97.26.0/24
since Aug 2013
AS5501BusinessFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
153.97.32.0/24
since Mar 2023
AS3320ResidentialFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
153.97.34.0/24
since Nov 2024
AS3320ResidentialFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
153.97.0.0/1665,536FRAUNHOFER-INTRANET-97Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. (ORG-FZFD2-RIPE) · DELEGACY—noc-services@iosb.fraunhofer.de
└ 153.97.8.0 - 153.97.10.255768FHG-IBMT-GOLM-NET8-10Fraunhofer Institut GOLM.IBMTLEGACYSep 8, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.11.0/24256FHG-IOSB-NET11Fraunhofer Institut IOSBLEGACYDec 6, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.12.0/24256FHG-IML-NET12Fraunhofer Institut IMLLEGACYOct 23, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.13.0/24256FHG-IDMT-NET13Fraunhofer Institut IDMTLEGACYNov 16, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.14.0/24256FHG-IPK-NET14Fraunhofer Institut IPKLEGACYDec 6, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.15.0/24256FHG-IKS-NET15Fraunhofer Institut IKSLEGACYDec 20, 2006noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.17.0/24256FHG-FORUM-NET1Fraunhofer Forum BerlinLEGACYJun 27, 2007noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.34.0/24256Fraunhofer-FFBunknownLEGACYNov 18, 2024noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97
└ 153.97.63.0/24256FHG-NET-FREE-63Fraunhofer Gesellschaft DeutschlandLEGACYAug 12, 2011noc-services@iosb.fraunhofer.de
via FRAUNHOFER-INTRANET-97

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Business15,61695%8
Residential7684.7%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 153.97.0.0/16

153.97.0.0/16

Routing history

Pattern
Stable
First seen
Jan 2026
Current origin since
Jan 2026 · 10 mo
Origin networks
1