Data as of Nov 9, 2026
103.223.144.0/20
No anonymizer space · no proxy exits in 30 daysChina Networks Inter-Exchange
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 |
|---|---|---|---|---|---|---|
| 103.223.144.0/22 | 1,024 | Unlimitedcloud | Beijing Unlimited Cloud Technology Co., Ltd. | ALLOCATED PORTABLE | Jun 6, 2016 | ipas@ |
| 103.223.148.0/22 | 1,024 | Unlimitedcloud | Beijing Unlimited Cloud Technology Co., Ltd. | ALLOCATED PORTABLE | Jun 6, 2016 | ipas@ |
| 103.223.152.0/22 | 1,024 | Unlimitedcloud | Beijing Unlimited Cloud Technology Co., Ltd. | ALLOCATED PORTABLE | Jun 6, 2016 | ipas@ |
| 103.223.156.0/22 | 1,024 | Unlimitedcloud | Beijing Unlimited Cloud Technology Co., Ltd. | ALLOCATED PORTABLE | Jun 6, 2016 | ipas@ |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS4847
CN
- Name
- China Networks Inter-Exchange
- Type
- Internet provider
- Registered
- Sep 10, 1996
- Domain
- bta.net.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2026
- Current origin since
- Mar 2026 · 8 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4847 | RADB | regist for user | MAINT-AS4847 | Mar 16, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 103.223.156.0/24 | AS23947 | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| 103.223.156.0/24 | AS23947 | NTTCOM | route-object for AS23947 | MAINT-AS10217 | Aug 21, 2014 |
Whois
Registration for this announcement
103.223.144.0/20 spans several registrations: 4 records are listed under Registrations.
- Registrant country
- AU
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 6, 2016
- Status
- assigned