Data as of Nov 6, 2026
211.162.71.0/24
No anonymizer space · no proxy exits in 30 daysChina Unicom Shenzen network
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 22, 2026
from AS4847 China Networks Inter-Exchange, after 1.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 211.162.64.0/20 since Jun 2008 | AS17623 | Residential |
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 |
|---|---|---|---|---|---|---|
| 211.160.0.0/14 | 262,144 | CNNIC | unknown | ALLOCATED PORTABLE | — | ipas@ |
| └ 211. | 131,072 | GXBLnet | BeiJing Guoxin bilin Telecom Technology Co.,Ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.162.64.0/20 | 4,096 | SZGWBN | Shenzhen Greatwall Broadband Network Service Co. | ALLOCATED PORTABLE | — | dingyz@ |
Network & registry
IPv4 market
Holder
- Organization
- Not stated by the registry
- Range
- 211.
160. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
Origin network
AS17623
CN
- Name
- China Unicom Shenzen network
- Type
- Internet provider
- Registered
- Jan 18, 2001
- 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
- Reactivated
- First seen
- Dec 2024
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 22, 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.162.71.0/24 | AS17623 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 211.
162. 64. 0/ 20 - Netname
- SZGWBN
- Registrant
- Shenzhen Greatwall Broadband Network Service Co.
- Registrant country
- CN
- Organization
- Shenzhen Greatwall Broadband Network Service Co.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 24, 2024
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 27, 2000
- Status
- assigned
Report abuse
Abuse contact
- dingyz@
szgwbn. net. cn - Name
- IRT-SZGWBN-CN
- Handle
- IRT-SZGWBN-CN