Data as of Nov 8, 2026
157.255.224.0/21
No anonymizer space · no proxy exits in 30 daysChina Unicom Guangdong IP network · space held by China Unicom Guangdong province network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 157.255.0.0/16 since Mar 2012 | AS17816 | Residential | 4 | China Unicom Guangdong province network |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 157.255.225.0/24 since May 2018 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.226.0/24 since Sep 2022 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.227.0/24 since Nov 2019 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.228.0/24 since Feb 2024 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.230.0/24 since Feb 2024 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province |
Network & registry
Announced by
Covering announcement 157.255.224.0/20
- Prefix
- 157.255.224.0/20
- Announced by
- AS135061 China Unicom Guangdong IP network
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- UNICOM-GD
- Registrant
- China Unicom Guangdong province network
- RIR
- APNIC
Origin network
AS135061
CN
- Name
- China Unicom Guangdong IP network
- Type
- Hosting
- Registered
- Jan 29, 2016
- Domain
- chinaunicom.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
157.255.224.0/20
Routing history
- Pattern
- Stable
- First seen
- Apr 2017
- Current origin since
- Mar 2018 · 8.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 157.255.224.0/20 | AS135061 | /20 | APNIC | RPKI valid |
| 157.255.0.0/16 | AS17816 | /16 | APNIC | Another network |
IRR
Route objects on 157.255.224.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS135061 | APNIC | China Unicom CHINA169 Guangdong Network | MAINT-CNCGROUP-RR | Apr 25, 2017 |
Whois
Registration for this announcement
- Range
- 157.
255. 0. 0/ 16 - Netname
- UNICOM-GD
- Registrant
- China Unicom Guangdong province network
- Registrant country
- CN
- Organization
- China Unicom Guangdong province network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 22, 2025
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Mar 30, 2011
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP