Data as of Nov 3, 2026
27.44.136.0/21
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 |
|---|---|---|---|---|---|
| 27.40.0.0/13 since Mar 2010 | AS17816 | Residential | 6,055 22 always on | China Unicom Guangdong province network |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 27.44.136.0/24 since Aug 2025 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.137.0/24 since Nov 2025 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.138.0/24 since Dec 2025 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.140.0/24 since Dec 2025 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.141.0/24 since Jan 2026 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.142.0/24 since Jan 2026 | AS134543 | Hosting | China Unicom Guangdong province network | |
| 27.44.143.0/24 since Jan 2026 | AS134543 | Hosting | China Unicom Guangdong province network |
Network & registry
Origin network
AS134543
CN
- Name
- China Unicom Guangdong IP network
- Type
- Hosting
- Registered
- Aug 25, 2015
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2024
- Current origin since
- Sep 2024 · 2.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 27.44.136.0/21 | AS134543 | /21 | APNIC | RPKI valid |
| 27.40.0.0/13 | AS17816 | /13 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS134543 | APNIC | China Unicom | MAINT-CNCGROUP-RR | Aug 20, 2024 |
Whois
Registration for this announcement
- Range
- 27.40.0.0/13
- 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
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Mar 23, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CUCN
- Handle
- AC1718-AP