Data as of Nov 14, 2026
72.57.183.0/24
No anonymizer space · no proxy exits in 30 daysPCCW Global (HK) Ltd. · space held by Skyline Networks Company Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS984 Octopus Web Solution Inc
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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 72.57.128.0/17 | 32,768 | SKYLINE1-HK | Skyline Networks Company Limited (ORG-SNCL3-AP) · HK | ALLOCATED PORTABLE | — | noc@ |
| └ 72.57.128.0/18 | 16,384 | Hong_ | Hong Kong Cable Television Limited | ALLOCATED NON-PORTABLE | — | noc@ |
| └ 72. | 1,280 | OWS | OWS | ALLOCATED NON-PORTABLE | — | noc@ |
Network & registry
IPv4 market
Holder
- Organization
- Skyline Networks Company Limited
- Handle
- ORG-SNCL3-AP
- Range
- 72.
57. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- OWS
- Reallocated range
- 72.
57. 181. 0 - 72. 57. 185. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS3491
HK
- Name
- PCCW Global (HK) Ltd.
- Type
- Internet provider
- Registered
- Mar 21, 1994
- Domain
- pccwglobal.com
- Website
- www.pccwglobal.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Dec 2025
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.57.183.0/24 | AS3491 | /24 | APNIC | RPKI valid |
| 72.57.182.0/23 | AS984 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 72.
57. 181. 0 - 72. 57. 185. 255 - Netname
- OWS
- Registrant
- OWS
- Registrant country
- KR
- Organization
- OWS
- Org country
- KR
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 20, 2025
- Maintainer
- MAINT-SKYLINE1-HK
- RIR
- APNIC
- Country
- HK
- Delegated
- Feb 26, 2008
- Status
- assigned
Report abuse
Abuse contact
- noc@
skyline-idc. com - Name
- ABUSE SKYLINE1HK
- Handle
- AS2235-AP