Data as of Nov 7, 2026

185.21.131.0/24

Anonymizer · ISP proxy

Orange S.A. · space held by Provizo IP BV

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

Path

1 · Holder
record created Jun 9, 2021
2 · Leased from
for its owner Provizo IP BV
3 · Announced by
AS5511 Orange S.A.
since Oct 2023 · 3.1 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 185.21.131.0/24/24s
PrefixBroker
256100%
1
Leased from

Owners leasing their own space

NameIn 185.21.131.0/24/24s
Provizo IP BV
256100%
1

Lineage

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

185.21.131.0/24

From the registry to its use

  1. Jun 9, 2021
    Registry record
    Provizo IP BV
    ALLOCATED PA
    185.21.131.0/24
  2. Jun 14, 2021– Jun 25, 2021
    Announced
    AS60781 LeaseWeb Netherlands B.V.
    Hosting
  3. Jun 26, 2021– Oct 11, 2021
    Announced
    AS3356 Level 3 Parent, LLC
    Internet provider
  4. Sep 30, 2021– Nov 23, 2022
    Announced
    AS22773 Cox Communications Inc.
    Internet provider
  5. Feb 4, 2023– Feb 27, 2023
    Announced
    AS834 IPXO LLC
    Hosting
  6. Feb 16, 2023– Apr 16, 2023
    Announced
    AS49999 Hydra Communications Ltd
  7. Apr 17, 2023– May 22, 2023
    Announced
    AS834 IPXO LLC
    Hosting
  8. May 11, 2023– Aug 14, 2023
    Announced
    AS147287 DATAPARADISE
    Hosting
  9. Aug 3, 2023– Oct 13, 2023
    Announced
    AS834 IPXO LLC
    Hosting
  10. Oct 11, 2023
    Route object
    AS5511 Orange S.A.
    RIPE route object for AS5511 Orange S.A., maintainer PREFIXBROKER-MNT
  11. Oct 14, 2023– today
    Announced
    AS5511 Orange S.A.
    Internet provider
  12. today
    Leased from
    PrefixBroker
    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
185.21.131.0/24256NL-PROVIZOIP-20210609Provizo IP BV (ORG-PIB6-RIPE) · NLALLOCATED PAJun 9, 2021abuse@provizoip.nl
└ 185.21.131.0/25128LONDON-GB-185-21-131-0Orange UK (ORG-OU33-RIPE)ASSIGNED PAOct 11, 2023gestionip.ft@orange.com
└ 185.21.131.128/25128LONDON-GB-185-21-131-128Orange UK (ORG-OU33-RIPE)ASSIGNED PAOct 11, 2023gestionip.ft@orange.com

Network & registry

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