Data as of Nov 6, 2026
157.255.176.0/20
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 | 5 | China Unicom Guangdong province network |
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 |
|---|---|---|---|---|
| 157.255.176.0/22 since Sep 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.180.0/24 since Sep 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.181.0/24 since Aug 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.182.0/24 since Aug 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.183.0/24 since Aug 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.184.0/24 since Aug 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.187.0/24 since Sep 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | |
| 157.255.188.0/22 since Sep 2023 | AS135061 | Hosting | China Unicom Guangdong province network via China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province |
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 |
|---|---|---|---|---|---|---|
| 157.255.0.0/16 | 65,536 | UNICOM-GD | China Unicom Guangdong province network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 157. | 16,384 | China-Unicom-Guangdong-Shenzhen-Branch | China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province | ALLOCATED NON-PORTABLE | — | hqs-ipabuse@ |
Network & registry
Registry
Holder
- Organization
- China Unicom Guangdong province network
- Range
- 157.
255. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province
- Reallocated range
- 157.
255. 168. 0 - 157. 255. 231. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
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
Summary
Routing history
- Pattern
- Rotating
- First seen
- Mar 2017
- Current origin since
- Mar 2024 · 2.6 yr
- Origin networks
- 2
- Last change of origin
- Mar 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 157.255.176.0/20 | AS135061 | /20 | APNIC | RPKI valid |
| 157.255.0.0/16 | AS17816 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 157.
255. 168. 0 - 157. 255. 231. 255 - Netname
- China-Unicom-Guangdong-Shenzhen-Branch
- Registrant
- China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province
- Registrant country
- CN
- Organization
- China-Unicom-Guangdong-Shenzhen-Branch, Shenzhen, Guangdong province
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- MAINT-CNCGROUP-GD
- RIR
- APNIC
- Country
- CN
- Delegated
- Mar 30, 2011
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP