Data as of Nov 6, 2026
121.237.183.0/24
No anonymizer space · no proxy exits in 30 daysChina Telecom · space held by CHINANET jiangsu province network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.237.176.0/21 since Nov 2023 | AS134756 | Hosting | CHINANET jiangsu province network | ||
| 121.224.0.0/12 since Jul 2006 | AS4134 | Residential | 4,797 8 always on | CHINANET jiangsu province network |
Network & registry
Origin network
AS146966
CN
- Name
- China Telecom
- Type
- Hosting
- Registered
- Aug 25, 2021
- Domain
- ct1000.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2024
- Current origin since
- Nov 2024 · 2.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 121.237.183.0/24 | AS146966 | /24 | APNIC | RPKI valid |
| 121.237.176.0/21 | AS134756 | /21 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS146966 | RADB | MAINT-AS137702 | Sep 22, 2025 |
Whois
Registration for this announcement
- Range
- 121.
224. 0. 0/ 12 - Netname
- CHINANET-JS
- Registrant
- CHINANET jiangsu province network
- Registrant country
- CN
- Organization
- CHINANET jiangsu province network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 15, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 30, 2006
- Status
- assigned
Report abuse
Abuse contact
- anti-spam@
chinatelecom. cn - Name
- ABUSE CHINANETCN
- Handle
- AC1573-AP