Data as of Nov 11, 2026
218.245.4.0/22
No anonymizer space · no proxy exits in 30 daysChina Networks Inter-Exchange · space held by China Network Information Center
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 |
|---|---|---|---|---|---|---|
| 218.245.0.0/16 | 65,536 | CNNIC | China Network Information Center | ALLOCATED PORTABLE | — | ipas@ |
| └ 218.245.0.0/19 | 8,192 | CNISP-UNION | CNISP-Union Technology (Beijing) Co., Ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 218.245.0.0/20 | 4,096 | TopnewNET | Beijing Topnew Info&Tech co., LTD. | ALLOCATED NON-PORTABLE | — | support@ |
Network & registry
Announced by
Covering announcement 218.245.0.0/21
- Prefix
- 218.245.0.0/21
- Announced by
- AS4847 China Networks Inter-Exchange
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- TopnewNET
- Registrant
- Beijing Topnew Info&Tech co., LTD.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- China Network Information Center
- Range
- 218.
245. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Beijing Topnew Info&Tech co., LTD.
- Reallocated range
- 218.
245. 0. 0/ 20 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS4847
CN
- Name
- China Networks Inter-Exchange
- Type
- Internet provider
- Registered
- Sep 10, 1996
- Domain
- bta.net.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 218.245.0.0/21
218.245.0.0/21
Routing history
- Pattern
- Stable
- First seen
- Nov 2011
- Current origin since
- Jan 2020 · 6.8 yr
- Origin networks
- 2
- Last change of origin
- Nov 2019
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 218.245.0.0/19 | AS4847 | /24 | APNIC | RPKI valid |
| 218.245.0.0/19 | AS24404 | /24 | APNIC | Another network |
| 218.245.0.0/19 | AS56048 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 218.
245. 0. 0/ 20 - Netname
- TopnewNET
- Registrant
- Beijing Topnew Info&Tech co., LTD.
- Registrant country
- CN
- Organization
- Beijing Topnew Info&Tech co., LTD.
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Feb 17, 2021
- Maintainer
- MAINT-AP-CNISP
- RIR
- APNIC
- Country
- CN
- Delegated
- Nov 30, 2001
- Status
- assigned
Report abuse
Abuse contact
- support@
cnispgroup. com - Name
- ABUSE CNISPCN
- Handle
- AC1910-AP