Data as of Nov 7, 2026
219.142.78.0/24
No anonymizer space · no proxy exits in 30 daysIDC, China Telecommunications Corporation · space held by Data Communication Division
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 219.142.0.0/17 since Jul 2005 | AS4847 | Residential | 306 31 always on | Data Communication Division via CHINANET Beijing Province Network | |
| 219.142.0.0/16 since May 2005 | AS4847 | Residential | 551 32 always on | Data Communication Division via CHINANET Beijing Province Network |
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 |
|---|---|---|---|---|---|---|
| 219. | 1,703,936 | CHINANET-CN | Data Communication Division | ALLOCATED PORTABLE | — | anti-spam@ |
| └ 219. | 163,840 | CHINATELECOM-BJ | CHINANET Beijing Province Network | ALLOCATED NON-PORTABLE | — | anti-spam@ via CHINANET-CN |
| └ 219.142.0.0/17 | 32,768 | CNCITYNET | Beijing Kuanjie Net communication technology Ltd | ASSIGNED NON-PORTABLE | — | anti-spam@ |
| └ 219.142.78.0/24 | 256 | Sina | Jing'an Center Idc,Chaoyang District, Beijing,P.R.China | ASSIGNED NON-PORTABLE | — | anti-spam@ via CNCITYNET |
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
Registry
Holder
- Organization
- Data Communication Division
- Range
- 219.
128. 0. 0 - 219. 153. 255. 255 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- CHINANET Beijing Province Network
- Reallocated range
- 219.
141. 128. 0 - 219. 143. 255. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2005
- Current origin since
- Jul 2008 · 18 yr
- Origin networks
- 2
- Last change of origin
- Jul 2008
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 219.142.78.0/24 | AS23724 | /24 | APNIC | RPKI valid |
| 219.142.0.0/17 | AS4847 | /17 | APNIC | Another network |
| 219.142.0.0/16 | AS4847 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 219.
142. 78. 0/ 24 - Netname
- Sina
- Registrant
- Jing'an Center Idc,Chaoyang District, Beijing,P.R.China
- Registrant country
- CN
- Organization
- Jing'an Center Idc,Chaoyang District, Beijing,P.R.China
- Org country
- CN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 23, 2008
- Maintainer
- MAINT-CHINANET-BJ
- RIR
- APNIC
- Country
- CN
- Delegated
- Mar 21, 2002
- Status
- assigned
Report abuse
Abuse contact
- anti-spam@
chinatelecom. cn - Name
- ABUSE CHINANETCN
- Handle
- AC1573-AP