Data as of Nov 7, 2026
218.242.71.0/24
No anonymizer space · no proxy exits in 30 daysOriental Cable Network Co., Ltd. · space held by China Network Information Center
Announcement
this exact prefix
RPKI invalid (length)
Announced by
Type
Residential
Risk
0 / 100 · Low
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 218.242.0.0/16 since May 2005 | AS9812 | Residential | 28 1 always on | China Network Information Center |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 218.240.0.0/14 | 262,144 | CNNIC | China Network Information Center | ALLOCATED PORTABLE | — | ipas@ |
| └ 218.242.0.0/16 | 65,536 | COLNET | Oriental Cable Network Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 218.242.0.0/17 | 32,768 | COLNET | Oriental Cable Network Co., Ltd. | ASSIGNED NON-PORTABLE | — | ipas@ via COLNET |
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
IPv4 market
Holder
- Organization
- China Network Information Center
- Range
- 218.
240. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9812
CN
- Name
- Oriental Cable Network Co., Ltd.
- Type
- Internet provider
- Registered
- Jan 10, 2000
- Domain
- ocn.net.cn
- Website
- www.ocn.net.cn/
- Industry
- Radio and Television Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 218.242.64.0/18 | AS9812 | /18 | APNIC | Too specific |
| 218.242.0.0/16 | AS9812 | /16 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 218.
242. 0. 0/ 17 - Netname
- COLNET
- Registrant
- Oriental Cable Network Co., Ltd.
- Registrant country
- CN
- Organization
- Oriental Cable Network Co., Ltd.
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 4, 2008
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Nov 30, 2001
- Status
- assigned
Report abuse
Abuse contact
- OCN-CNNIC@
scn. com. cn - Name
- IRT-COLNET-CN
- Handle
- IRT-COLNET-CN