Data as of Nov 12, 2026
202.91.232.0/21
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM China169 Backbone · space held by Silk Road Technologies 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 |
|---|---|---|---|---|---|---|
| 202.91.224.0/19 | 8,192 | SRT | Silk Road Technologies co., ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 202.91.232.0/21 | 2,048 | SRT | Hangzhou Silk Road Information Technologies Co.,Ltd. | ASSIGNED NON-PORTABLE | — | ipas@ via SRT |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- Silk Road Technologies co., ltd
- Range
- 202.
91. 224. 0/ 19 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4837
CN
- Name
- CHINA UNICOM China169 Backbone
- Type
- Internet provider
- Registered
- Sep 17, 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
- Stable
- First seen
- Nov 2008
- Current origin since
- Nov 2008 · 18 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 202.91.232.0/21 | AS4837 | /21 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 202.
91. 232. 0/ 21 - Netname
- SRT
- Registrant
- Hangzhou Silk Road Information Technologies Co.,Ltd.
- Registrant country
- CN
- Organization
- Hangzhou Silk Road Information Technologies Co.,Ltd.
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 23, 2008
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Aug 18, 2006
- Status
- assigned
Report abuse
Abuse contact
- lhm@
srt. com. cn - Name
- IRT-SRT-CN
- Handle
- IRT-SRT-CN