Data as of Nov 10, 2026
57.72.0.0/16
No anonymizer space · no proxy exits in 30 daysORANGE BUSINESS SERVICES U.S. Inc. · space held by Orange Business Communications Technology Limited
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 57.72.0.0/17 since May 2013 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.0.0/18 since Jan 2021 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.38.0/24 since Nov 2018 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.40.0/24 since Apr 2014 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.49.0/24 since Jul 2025 | AS4862 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.64.0/22 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.68.0/22 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.72.0/22 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.76.0/22 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.80.0/22 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.88.0/23 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.90.0/23 since Aug 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.92.0/22 since Apr 2021 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.96.0/19 since Jul 2020 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.128.0/17 since Dec 2016 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.128.0/18 since Jan 2021 | AS51964 | Internet provider | Orange Business Communications Technology Limited | |
| 57.72.160.0/24 since Apr 2014 | AS51964 | Internet provider | 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. | 196,608 | OBS_ | Orange Business Communications Technology Limited (ORG-ENSI1-RIPE) · IE | LEGACY | Feb 4, 2020 | soc@ |
| └ 57.72.0.0/18 | 16,384 | OBS-INTERNET | Orange Business Services-Internet services - HK aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.64.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - PH aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.68.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - VN aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.72.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - MM aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.76.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - BD aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.80.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - KH aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.84.0/22 | 1,024 | OBS-INTERNET | Orange Business Services-Internet services - LA aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.88.0/23 | 512 | OBS-INTERNET | Orange Business Services-Internet services - LK aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.90.0/23 | 512 | OBS-INTERNET | Orange Business Services-Internet services - MV aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.96.0/19 | 8,192 | OBS-INTERNET | Orange Business Services-Internet services - IN aggregate | LEGACY | Jul 3, 2020 | soc@ via OBS_SITA-INTERNET |
| └ 57.72.128.0/18 | 16,384 | OBS-INTERNET | Orange Business Services-Internet services - JP aggregate | LEGACY | Jul 3, 2020 | soc@ 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.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
65,536 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 64,512 | 98% | 20 | |
| Business | 1,024 | 1.6% | 1 |
Network & registry
Announced by
Covering announcement 57.72.0.0/15
- Prefix
- 57.72.0.0/15
- Announced by
- AS51964 ORANGE BUSINESS SERVICES U.S. Inc.
- Type
- Internet provider
- Proxy exits
- 1
- 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
Who has announced 57.72.0.0/15
57.72.0.0/15
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 |
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
- soc@
orange. com - Name
- Abuse-C Role
- Handle
- AR57244-RIPE