Data as of Nov 5, 2026
220.112.0.0/22
No anonymizer space · no proxy exits in 30 daysChina Unicom Shenzen network · space held by BeiJing Guoxin bilin Telecom Technology 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 |
|---|---|---|---|---|---|---|
| 220.112.0.0/14 | 262,144 | GXBLnet | BeiJing Guoxin bilin Telecom Technology Co.,Ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 220.112.0.0/18 | 16,384 | SZGWBN | Shenzhen Greatwall Broadband Network Service Co. | ALLOCATED PORTABLE | — | dingyz@ |
Network & registry
Registry
Holder
- Organization
- BeiJing Guoxin bilin Telecom Technology Co.,Ltd
- Range
- 220.
112. 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2025
- Current origin since
- Mar 2025 · 1.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.112.0.0/22 | AS17623 | /22 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 220.
112. 0. 0/ 18 - 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
- Sep 24, 2002
- Status
- assigned
Report abuse
Abuse contact
- dingyz@
szgwbn. net. cn - Name
- IRT-SZGWBN-CN
- Handle
- IRT-SZGWBN-CN