Data as of Nov 9, 2026
103.221.143.0/24
No anonymizer space · no proxy exits in 30 daysNanjing, Jiangsu Province, P.R.China. · space held by Nangjing sichongzou kemao Ltd.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 103.221.140.0/22 since Feb 2017 | AS4837 | Residential | 1 | Nangjing sichongzou kemao Ltd. |
Network & registry
Origin network
AS137702
CN
- Name
- Nanjing, Jiangsu Province, P.R.China.
- Type
- Hosting
- Registered
- Apr 13, 2018
- 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
- Reactivated
- First seen
- Jan 2021
- Current origin since
- May 2025 · 1.5 yr
- Origin networks
- 2
- Last change of origin
- May 2025
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 103.
221. 140. 0/ 22 - Netname
- NJSCZ
- Registrant
- Nangjing sichongzou kemao Ltd.
- Registrant country
- CN
- Organization
- Nangjing sichongzou kemao Ltd.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 1, 2016
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP