Data as of Nov 11, 2026
218.244.239.136/29
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · 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 |
|---|---|---|---|---|---|---|
| 218.244.128.0/17 | 32,768 | CNNIC | China Network Information Center | ALLOCATED PORTABLE | — | ipas@ |
| └ 218.244.224.0/19 | 8,192 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
Network & registry
Announced by
Covering announcement 218.244.224.0/19
- Prefix
- 218.244.224.0/19
- Announced by
- AS4808 China Unicom Beijing Province Network
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- DXTNET
- Registrant
- Beijing Teletron Telecom Engineering Co., Ltd.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- China Network Information Center
- Range
- 218.
244. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4808
CN
- Name
- China Unicom Beijing Province Network
- Type
- Internet provider
- Registered
- Jan 9, 1996
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 218.244.224.0/19
218.244.224.0/19
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 2
- Last change of origin
- Jan 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 218.244.224.0/19 | AS4808 | /19 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 218.
244. 224. 0/ 19 - Netname
- DXTNET
- Registrant
- Beijing Teletron Telecom Engineering Co., Ltd.
- Registrant country
- CN
- Organization
- Beijing Teletron Telecom Engineering Co., Ltd.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Nov 30, 2001
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP