Data as of Nov 7, 2026
103.20.221.0/24
5 residential-proxy exits · 30 daysChangLian Network Technology Co.,Limited · space held by Hong Kong Business Telecom Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS150706 Hong Kong Zhengxing Technology Co., Ltd.
Residential-proxy exits
Proxy exits
5
2.0% of its addresses · 30 days
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
1.0K observations
Proxy providers listing exits
- RainProxy
- Shifter
- ZENPROXY_PREMIUM
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 |
|---|---|---|---|---|---|---|
| 103.20.220.0/22 | 1,024 | TELECOM-HK | Hong Kong Business Telecom Limited (ORG-HKBT1-AP) · HK | ALLOCATED PORTABLE | — | abuse@ |
| └ 103.20.221.0/24 | 256 | netbroadband | hongkong netbroadband | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
IPv4 market
Holder
- Organization
- Hong Kong Business Telecom Limited
- Handle
- ORG-HKBT1-AP
- Range
- 103.
20. 220. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- hongkong netbroadband
- Reallocated range
- 103.
20. 221. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS208628
HK
- Name
- ChangLian Network Technology Co.,Limited
- Registered
- Jul 1, 2019
- Domain
- wo.cn
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Sep 2012
- Current origin since
- Jun 2026 · 4 mo
- Origin networks
- 7
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.20.221.0/24 | AS149014 | /24 | APNIC | Another network |
| 103.20.221.0/24 | AS150706 | /24 | APNIC | Another network |
| 103.20.221.0/24 | AS208628 | /24 | APNIC | RPKI valid |
| 103.20.220.0/23 | AS149014 | /23 | APNIC | Another network |
| 103.20.220.0/23 | AS150706 | /23 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS149014 not the origin | APNIC | ASIANET | MAINT-ASIANET-HK | Apr 2, 2025 |
| AS149014 not the origin | RADB | PROXY REGISTRATION FOR DOWNSTREAM CUSTOMER | MAINT-AS132422 | Apr 2, 2025 |
| AS150706 not the origin | APNIC | ASIANET | MAINT-ASIANET-HK | Apr 2, 2025 |
| AS150706 not the origin | RADB | PROXY REGISTRATION FOR DOWNSTREAM CUSTOMER | MAINT-AS132422 | Apr 2, 2025 |
| AS208628 | APNIC | ROUTE | MAINT-HKNET-BROADBAND | Jun 8, 2026 |
Whois
Registration for this announcement
- Range
- 103.
20. 221. 0/ 24 - Netname
- netbroadband
- Registrant
- hongkong netbroadband
- Registrant country
- HK
- Organization
- hongkong netbroadband
- Org country
- HK
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 8, 2021
- Maintainer
- MAINT-HKNET-BROADBAND
- RIR
- APNIC
- Country
- HK
- Delegated
- Sep 22, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
hknetbroadband. com - Name
- ABUSE HKNETBROADBAND
- Handle
- AH1311-AP