Data as of Nov 10, 2026
221.128.255.0/24
No anonymizer space · no proxy exits in 30 daysTaiwan Network Information Center · space held by Beijing Chang Ying Netowrk Service Co.Ltd
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Jul 2026
from AS18180 Taiwan Network Information Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 221.128.248.0/21 since Feb 2026 | AS18180 | Hosting | 37 | Beijing Chang Ying Netowrk Service Co.Ltd |
Network & registry
Announced by
Covering announcement 221.128.252.0/22
- Prefix
- 221.128.252.0/22
- Announced by
- AS18180 Taiwan Network Information Center
- Type
- Hosting
- Proxy exits
- 1
- RPKI
- No RPKI
- Netname
- CYNET
- Registrant
- Beijing Chang Ying Netowrk Service Co.Ltd
- RIR
- APNIC
Origin network
AS18180
TW
- Name
- Taiwan Network Information Center
- Type
- Hosting
- Registered
- Apr 5, 2002
- Domain
- twnic.tw
- Industry
- Hosting, Cloud Provider, Data Center, Server Colocation
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
221.128.252.0/22
Routing history
- Pattern
- Stable
- First seen
- Mar 2026
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 221.
128. 128. 0/ 17 - Netname
- CYNET
- Registrant
- Beijing Chang Ying Netowrk Service Co.Ltd
- Registrant country
- CN
- Organization
- Beijing Chang Ying Netowrk Service Co.Ltd
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 16, 2021
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 12, 2011
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP