Data as of Nov 14, 2026
202.
- Proxy activity
- Not seen in 30 days
- Type
- Business
- Risk
- 0 / 100 · Low
- TCP termination
- Whole networkA middlebox on the whole network terminates TCP connections: connection-timing signals reflect the network, not the device.
- Announced by
- AS4837CHINA UNICOM China169 BackboneInternet provider
- Announcement
- 202.99.203.0/24RPKI valid
- Company
- JinChengJuShanMeiKuang
- Location
- Taiyuan, Shanxi, China
Network & registry
Announced by
Announcement
- Prefix
- 202.99.203.0/24
- Announced by
- AS4837 CHINA UNICOM China169 Backbone
- Type
- Residential
- RPKI
- RPKI valid
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 202.99.203.0/24
202.99.203.0/24
Routing history
- Pattern
- Stable
- First seen
- Aug 2025
- Current origin since
- Aug 2025 · 1.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 202.99.203.0/24 | AS4837 | /24 | APNIC | RPKI valid |
| 202.99.192.0/19 | AS4837 | /19 | APNIC | Too specific |
Whois
Registration for this address
- Range
- 202.
99. 192. 0/ 19 - Netname
- UNICOM-SX
- Registrant
- China Unicom Shanxi Province Network
- Registrant country
- CN
- Organization
- China Unicom Shanxi Province Network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- Sub-assignment
- 202.
99. 203. 136/ 32 - RIR
- APNIC
- Country
- CN
- Delegated
- Mar 22, 1998
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP