Data as of Nov 7, 2026
203.93.157.64/27
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM Industrial Internet Backbone · space held by China Unicom IP network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.93.144.0/20 since Aug 2016 | AS4837 | Residential | China Unicom IP network |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.93.0.0/16 | 65,536 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 203. | 4,864 | JITONG-CN-6 | Ji Tong Communications Co., Ltd. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ |
| └ 203.93.157.64/27 | 32 | SKST-CN | Shenzhen Kingdee Software Co.,Ltd | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via JITONG-CN-6 |
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
Announced by
Covering announcement 203.93.157.0/24
- Prefix
- 203.93.157.0/24
- Announced by
- AS9929 CHINA UNICOM Industrial Internet Backbone
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- JITONG-CN-6
- Registrant
- Ji Tong Communications Co., Ltd.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- China Unicom IP network
- Range
- 203.
93. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9929
CN
- Name
- CHINA UNICOM Industrial Internet Backbone
- Type
- Internet provider
- Registered
- Apr 5, 2000
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
203.93.157.0/24
Routing history
- Pattern
- Stable
- First seen
- Apr 2025
- Current origin since
- Apr 2025 · 1.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.93.157.0/24 | AS9929 | /24 | APNIC | RPKI valid |
| 203.93.144.0/20 | AS4837 | /20 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 203.
93. 141. 0 - 203. 93. 159. 255 - Netname
- JITONG-CN-6
- Registrant
- Ji Tong Communications Co., Ltd.
- Registrant country
- CN
- Organization
- Ji Tong Communications Co., Ltd.
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 22, 2025
- Maintainer
- MAINT-CNCGROUP
- RIR
- APNIC
- Country
- CN
- Delegated
- Aug 10, 1998
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP