Data as of Nov 3, 2026
27.99.128.0/17
1,024 anonymizer addresses · 3.1% · Datacenter proxyCNCGROUP IP network of ShangHai IDC · space held by China Network Information Center
IPv4 market
Path
1 · Holder
2 · Leased from
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 27.99.128.0/17 | /24s |
|---|---|---|
| Ace Data Centers | 1,0243.1% | 4 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
27.99.128.0/17
From the registry to its use
- Dec 19, 2024– Jul 10, 2025
- Dec 21, 2024Route objectAS48589 Tiger Network LimitedRADB route object for AS48589 Tiger Network Limited, maintainer MAINT-AS134121
- Sep 21, 2025– Oct 14, 2025
- Oct 3, 2025– Nov 2, 2026
- Oct 6, 2025Route objectAS17789 CNCGROUP IP network of ShangHai IDCRADB route object for AS17789 CNCGROUP IP network of ShangHai IDC, maintainer MAINT-AS134121
- todayRegistry recordChina Network Information CenterALLOCATED PORTABLE27.99.128.0/17
- todayRoute objectAS48589 Tiger Network LimitedAPNIC route object for AS48589 Tiger Network Limited, maintainer MAINT-CNNIC-AP
- todayUsedOxylabsProxy seller
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
32,768 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 31,744 | 97% | 1 | |
| Datacenter proxyanonymizer | 1,024 | 3.1% | 3 |
Network & registry
Origin network
AS17789
CN
- Name
- CNCGROUP IP network of ShangHai IDC
- Type
- Hosting
- Registered
- Jun 18, 2001
- Domain
- chinaunicom.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Dec 2024
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 2
- Last change of origin
- Oct 2025
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 27.99.128.0/17
- Netname
- CNNIC
- Registrant
- China Network Information Center
- Registrant country
- CN
- Organization
- China Network Information Center
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 16, 2021
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jan 25, 2011
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CNNICCN
- Handle
- AC1601-AP