Data as of Nov 3, 2026
103.56.104.0/22
No anonymizer space · no proxy exits in 30 daysCNNIC ASN block · space held by National Computer Network And Information
Network & registry
Origin network
AS55991
CN
- Name
- CNNIC ASN block
- Type
- Hosting
- Registered
- Dec 24, 2010
- Domain
- cnnic.cn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Nov 2015
- Current origin since
- Apr 2022 · 4.6 yr
- Origin networks
- 2
- Last change of origin
- Nov 2021
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 103.56.104.0/22
- Netname
- ZJCERT
- Registrant
- National Computer Network And Information
- Registrant country
- CN
- Organization
- National Computer Network And Information
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jul 1, 2026
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Apr 30, 2015
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CNNICCN
- Handle
- AC1601-AP