Data as of Nov 3, 2026
57.72.84.0/22
No anonymizer space · no proxy exits in 30 daysORANGE BUSINESS SERVICES U.S. Inc. · space held by Orange Business Communications Technology Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 57.72.0.0/15 since May 2013 | AS51964 | Internet provider | 1 | Orange Business Communications Technology Limited |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 57.72.0.0 - 57.74.255.255 | 196,608 | OBS_SITA-INTERNET | Orange Business Communications Technology Limited (ORG-ENSI1-RIPE) · IE | LEGACY | Feb 4, 2020 | [email protected] |
| └ 57.72.84.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - LA aggregate | LEGACY | Jul 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
Announced by
Covering announcement 57.72.0.0/17
- Prefix
- 57.72.0.0/17
- Announced by
- AS51964 ORANGE BUSINESS SERVICES U.S. Inc.
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- OBS_SITA-INTERNET
- Registrant
- Orange Business Communications Technology Limited
- RIR
- RIPE NCC
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
Routing timeline
Covering aggregate above, the prefix's own history below
57.72.0.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2013 · 13 yr
- Origin networks
- 2
- Last change of origin
- May 2013
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 57.72.0.0/15 | AS4862 | /32 | RIPE | Another network |
| 57.72.0.0/15 | AS51964 | /32 | RIPE | RPKI valid |
IRR
Route objects on 57.72.0.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4862 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Nov 22, 2009 |
Whois
Registration for this announcement
- Range
- 57.72.0.0 - 57.74.255.255
- Netname
- OBS_SITA-INTERNET
- Registrant
- Orange Business Communications Technology Limited
- Registrant country
- BE
- Organization
- Orange Business Communications Technology Limited (ORG-ENSI1-RIPE)
- Org country
- IE
- Type
- LEGACY
- Created
- Feb 4, 2020
- Updated
- Jan 16, 2023
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- IE
- Delegated
- Jun 21, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse-C Role
- Handle
- AR57244-RIPE