Data as of Nov 11, 2026
220.231.46.64/28
No anonymizer space · no proxy exits in 30 daysIDC, China Telecommunications Corporation · space held by Beijing Sinnet Technology Co., Ltd.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 220.231.32.0/19 | 8,192 | SINNET | Beijing Sinnet Technology Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 220.231.46.64/28 | 16 | ATGJ | English Antuo international Ltd. | ASSIGNED NON-PORTABLE | — | ipas@ via SINNET |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 220.231.40.0/21
- Prefix
- 220.231.40.0/21
- Announced by
- AS23724 IDC, China Telecommunications Corporation
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- SINNET
- Registrant
- Beijing Sinnet Technology Co., Ltd.
- RIR
- APNIC
Origin network
AS23724
CN
- Name
- IDC, China Telecommunications Corporation
- Type
- Hosting
- Registered
- Apr 22, 2003
- Domain
- chinatelecom.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 220.231.40.0/21
220.231.40.0/21
Routing history
- Pattern
- Reactivated
- First seen
- Mar 2016
- Current origin since
- Mar 2025 · 1.6 yr
- Origin networks
- 4
- Last change of origin
- Mar 2025
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.231.40.0/21 | AS23724 | /21 | APNIC | RPKI valid |
IRR
Route objects on 220.231.40.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23724 | RADB | China Telecom Beijing Co. Ltd. | MAINT-AS23724 | Apr 22, 2026 |
Whois
Registration for this announcement
- Range
- 220.
231. 32. 0/ 19 - Netname
- SINNET
- Registrant
- Beijing Sinnet Technology Co., Ltd.
- Registrant country
- CN
- Organization
- Beijing Sinnet Technology Co., Ltd.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 29, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 21, 2005
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP