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Data as of Nov 3, 2026

57.72.0.0/24

No anonymizer space · no proxy exits in 30 days

ORANGE BUSINESS SERVICES U.S. Inc. · space held by Orange Business Communications Technology Limited

Announcement
57.72.0.0/18
RPKI valid
Announced by
AS51964
Type
Internet provider
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
57.72.0.0/17
since May 2013
AS51964Internet providerOrange Business Communications Technology Limited
57.72.0.0/15
since May 2013
AS51964Internet provider1Orange Business Communications Technology Limited

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
57.72.0.0 - 57.74.255.255196,608OBS_SITA-INTERNETOrange Business Communications Technology Limited (ORG-ENSI1-RIPE) · IELEGACYFeb 4, 2020[email protected]
└ 57.72.0.0/1816,384OBS-INTERNETOrange Business Services-Internet services - HK aggregateLEGACYJul 3, 2020[email protected]
via OBS_SITA-INTERNET

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

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 57.72.0.0/18

Prefix
57.72.0.0/18
Announced by
AS51964 ORANGE BUSINESS SERVICES U.S. Inc.
Type
Internet provider
RPKI
RPKI valid
Netname
OBS-INTERNET
Registrant
Orange Business Services-Internet services - HK aggregate
RIR
RIPE NCC
Registry

Holder

Organization
Orange Business Communications Technology Limited
Handle
ORG-ENSI1-RIPE
Range
57.72.0.0 - 57.74.255.255
Registration type
LEGACY
Record created
Feb 4, 2020
Legacy
yes
Origin network

AS51964

US
Name
ORANGE BUSINESS SERVICES U.S. Inc.
Type
Internet provider
Registered
Dec 7, 2010
Domain
orange.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed