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Data as of Nov 10, 2026

185.251.21.128/25

Anonymizer · ISP proxy

Orange S.A. · space held by Shioda Holding BV

Announcement
185.251.21.0/24
RPKI valid
Announced by
AS5511
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Shioda Holding BV
record created Sep 9, 2021
2 · Leased from
PrefixBroker
for its owner Shioda Holding BV
3 · Announced by
AS5511 Orange S.A.
since Jun 2023 · 3.4 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 185.251.21.128/25/24s
PrefixBroker
128100%
1
Leased from

Owners leasing their own space

NameIn 185.251.21.128/25/24s
Shioda Holding BV
128100%
1

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
185.251.21.0/24256NL-NEBULA-ONLINE3-20210909Shioda Holding BV (ORG-NB172-RIPE) · NLALLOCATED PASep 9, 2021support@shioda.com
└ 185.251.21.128/25128MARSEILLE-FR-185-251-21-128Orange S.A. (ORG-OS363-RIPE)ASSIGNED PAMay 10, 2023gestionip.ft@orange.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 185.251.21.0/24

Prefix
185.251.21.0/24
Announced by
AS5511 Orange S.A.
Type
ISP proxy
Anonymizer addresses
all
Leased from
IP broker PrefixBroker
RPKI
RPKI valid
Netname
NL-NEBULA-ONLINE3-20210909
Registrant
Shioda Holding BV
RIR
RIPE NCC
Origin network

AS5511

FR
Name
Orange S.A.
Type
Internet provider
Registered
Jan 8, 1996
Domain
orange.com
Website
wholesale.orange.com/international/en/our-solutions/ip-content-distribution.html
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1