Data as of Nov 10, 2026
221.128.236.0/23
No anonymizer space · no proxy exits in 30 daysTaiwan Network Information Center · space held by Beijing Chang Ying Netowrk Service Co.Ltd
Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Recent change
New origin May 2026
its first announcement on record
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 221.128.236.0/24 since May 2026 | AS18180 | Hosting | Beijing Chang Ying Netowrk Service Co.Ltd |
Network & registry
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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 221.128.237.0/24 | AS18231 | RADB | IOL NETCOM LTD | MAINT-AS18101 | Nov 13, 2023 |
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