Data as of Nov 9, 2026
120.204.50.0/23
No anonymizer space · no proxy exits in 30 daysShanghai Mobile Communications Co.,Ltd. · space held by China Mobile Communications Group Co., Ltd
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 120.204.0.0/16 since Nov 2009 | AS24400 | Mobile | 685 1 always on | China Mobile Communications Group Co., Ltd | |
| 120.192.0.0/10 | AS9808 | Mobile | 88,232 294 always on | China Mobile Communications Group Co., Ltd |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 120.204.50.0/24 since May 2026 | AS24400 | Mobile | China Mobile Communications Group 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 |
|---|---|---|---|---|---|---|
| 120.192.0.0/10 | 4,194,304 | CMNET | China Mobile Communications Group Co., Ltd (ORG-CM1-AP) · CN | ALLOCATED PORTABLE | — | abuse@ |
| └ 120.204.0.0/16 | 65,536 | CMNET-shanghai | China Mobile Communications Corporation - shanghai company | ASSIGNED NON-PORTABLE | — | idc-noc@ |
Network & registry
IPv4 market
Holder
- Organization
- China Mobile Communications Group Co., Ltd
- Handle
- ORG-CM1-AP
- Range
- 120.
192. 0. 0/ 10 - Registration type
- ALLOCATED PORTABLE
Origin network
AS24400
CN
- Name
- Shanghai Mobile Communications Co.,Ltd.
- Type
- Internet provider
- Registered
- Apr 19, 2005
- Domain
- chinamobile.com
- 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
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 120.204.50.0/23 | AS24400 | /23 | APNIC | RPKI valid |
| 120.204.0.0/16 | AS24400 | /16 | APNIC | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24400 | RADB | CMI (Customer Route) | MAINT-AS58453 | May 28, 2026 |
Whois
Registration for this announcement
- Range
- 120.
204. 0. 0/ 16 - Netname
- CMNET-shanghai
- Registrant
- China Mobile Communications Corporation - shanghai company
- Registrant country
- CN
- Organization
- China Mobile Communications Corporation - shanghai company
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 19, 2022
- Maintainer
- MAINT-CN-CMCC-shanghai
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 14, 2008
- Status
- assigned
Report abuse
Abuse contact
- idc-noc@
sh. chinamobile. com - Name
- ABUSE CMCCSHANGHAI
- Handle
- AC2538-AP