Data as of Nov 5, 2026
211.103.170.0/23
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by China Internet 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 |
|---|---|---|---|---|---|---|
| 211. | 655,360 | CNNIC | China Internet Network Information Center | ALLOCATED PORTABLE | Sep 4, 2008 | ipas@ |
| └ 211.103.128.0/17 | 32,768 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.103.160.0/19 | 8,192 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED NON-PORTABLE | — | ipas@ |
| └ 211.103.170.0/23 | 512 | unipower | beijing huaxia unipower network co., LTD | ASSIGNED NON-PORTABLE | — | ipas@ |
Network & registry
Announced by
Covering announcement 211.103.160.0/20
- Prefix
- 211.103.160.0/20
- 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 Internet Network Information Center
- Range
- 211.
94. 0. 0 - 211. 103. 255. 255 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Beijing Teletron Telecom Engineering Co., Ltd.
- Reallocated range
- 211.
103. 160. 0/ 19 - Reallocation type
- ALLOCATED NON-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 211.103.160.0/20
211.103.160.0/20
Routing history
- Pattern
- Stable
- First seen
- Jun 2012
- Current origin since
- Jan 2020 · 6.8 yr
- Origin networks
- 4
- Last change of origin
- Jan 2020
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.103.160.0/20 | AS4808 | /20 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 211.
103. 160. 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 NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Feb 20, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Dec 14, 1999
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP