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Data as of Nov 7, 2026

147.125.151.0/24

Anonymizer · ISP proxy

Orange Belgium SA · space held by International Institute for Applied Systems Analysis

Announcement
this exact prefix
RPKI valid
Announced by
AS47377
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
International Institute for Applied Systems Analysis
2 · Leased from
IPXO
for its owner International Institute for Applied Systems Analysis
3 · Announced by
AS47377 Orange Belgium SA
since Jan 2026 · 10 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 147.125.151.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 147.125.151.0/24/24s
International Institute for Applied Systems Analysis
256100%
1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

147.125.151.0/24

From the registry to its use

  1. Dec 8, 2025
    Assigned
    Orange Belgium SA
    LEGACY
    147.125.151.0/24
  2. Jan 7, 2026– today
    Announced
    AS47377 Orange Belgium SA
    Internet provider
  3. Jan 8, 2026
    Route object
    IPXO
    RIPE route object for AS47377 Orange Belgium SA, maintainer NETUTILS-MNT
  4. Jan 26, 2026
    Route object
    IPXO
    RADB route object for AS47377 Orange Belgium SA, maintainer MAINT-AS834
  5. today
    Registry record
    International Institute for Applied Systems Analysis
    LEGACY
    147.125.0.0/16
  6. today
    Leased from
    IPXO
    IP broker

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
147.125.0.0/1665,536IIASAInternational Institute for Applied Systems Analysis (ORG-IIFA6-RIPE) · ATLEGACY—cert@aco.net
└ 147.125.128.0/1732,768IIASAInternet Utilities Europe and Asia Limited (ORG-IL687-RIPE) · GBLEGACYAug 14, 2025report@abuseradar.com
└ 147.125.151.0/24256NET-147-125-151-0-24Orange Belgium SA (ORG-OBS13-RIPE) · BELEGACYDec 8, 2025report@abuseradar.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
International Institute for Applied Systems Analysis
Handle
ORG-IIFA6-RIPE
Range
147.125.0.0/16
Registration type
LEGACY
Legacy
yes
Origin network

AS47377

BE
Name
Orange Belgium SA
Type
Internet provider
Registered
Jun 10, 2008
Domain
orange.be
Website
www.orange.be
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed