Data as of Nov 6, 2026
123.103.4.0/22
No anonymizer space · no proxy exits in 30 daysIDC, China Telecommunications Corporation · space held by ChinaNetCenter Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Nov 6, 2026
from AS4808 China Unicom Beijing Province Network
Network & registry
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 this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Apr 2009
- Current origin since
- Nov 6, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 2
- Also announced by
- 4808
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 123.
103. 0. 0/ 17 - Netname
- CHINANETCENTER
- Registrant
- ChinaNetCenter Ltd.
- Registrant country
- CN
- Organization
- ChinaNetCenter 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
- Dec 6, 2006
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP