Data as of Nov 7, 2026
121.237.176.0/21
No anonymizer space · no proxy exits in 30 daysCHINANET Nanjing Jishan IDC network · space held by CHINANET jiangsu province network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.224.0.0/12 since Jul 2006 | AS4134 | Residential | 4,765 8 always on | CHINANET jiangsu province network |
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 121.237.176.0/24 since May 2024 | AS134756 | Hosting | CHINANET jiangsu province network | |
| 121.237.177.0/24 since May 2024 | AS134756 | Hosting | CHINANET jiangsu province network | |
| 121.237.178.0/24 since May 2024 | AS134756 | Hosting | CHINANET jiangsu province network | |
| 121.237.179.0/24 since May 2024 | AS134756 | Hosting | CHINANET jiangsu province network | |
| 121.237.180.0/24 since Jun 2024 | AS146966 | Hosting | CHINANET jiangsu province network | |
| 121.237.181.0/24 since Jul 2024 | AS146966 | Hosting | CHINANET jiangsu province network | |
| 121.237.182.0/24 since Sep 2024 | AS146966 | Hosting | CHINANET jiangsu province network | |
| 121.237.183.0/24 since Nov 2024 | AS146966 | Hosting | CHINANET jiangsu province network |
Network & registry
Origin network
AS134756
CN
- Name
- CHINANET Nanjing Jishan IDC network
- Type
- Hosting
- Registered
- Oct 27, 2015
- Domain
- chinatelecom.cn
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Aug 2019
- Current origin since
- Nov 2023 · 3.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2023
Recorded history
History
- Handoffs
- 1
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