Data as of Nov 3, 2026
210.2.1.0/24
No anonymizer space · no proxy exits in 30 daysChina Unicom Shanghai network · space held by KNET Techonlogy (BeiJing) Co.,Ltd.
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 |
|---|---|---|---|---|---|---|
| 210.2.0.0/20 | 4,096 | KNET | KNET Techonlogy (BeiJing) Co.,Ltd. | ALLOCATED PORTABLE | — | [email protected] |
| └ 210.2.0.0/22 | 1,024 | KNET | KNET Techonlogy (BeiJing) Co.,Ltd. | ALLOCATED PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- KNET Techonlogy (BeiJing) Co.,Ltd.
- Range
- 210.2.0.0/20
- Registration type
- ALLOCATED PORTABLE
Origin network
AS17621
CN
- Name
- China Unicom Shanghai network
- Type
- Internet provider
- Registered
- Jan 18, 2001
- Domain
- chinaunicom.cn
- Website
- www.chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Apr 2010
- Current origin since
- May 2024 · 2.4 yr
- Origin networks
- 2
- Last change of origin
- May 2024
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 210.2.0.0/22
- Netname
- KNET
- Registrant
- KNET Techonlogy (BeiJing) Co.,Ltd.
- Registrant country
- CN
- Organization
- KNET Techonlogy (BeiJing) Co.,Ltd.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 19, 2007
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CNNICCN
- Handle
- AC1601-AP