Data as of Nov 14, 2026
211.147.18.0/23
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by China Network Information Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 211.147.0.0/19 since Oct 2016 | AS4808 | Residential | 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 |
|---|---|---|---|---|---|---|
| 211.147.0.0/17 | 32,768 | CNNIC | China Network Information Center | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.147.0.0/19 | 8,192 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.147.16.0/20 | 4,096 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.147.18.0/24 | 256 | LUO-SI-YUAN | Beijing LUO-SI-Yuan-Wang-LUO CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.147.18.128/25 | 128 | ZHONG-NENG-XIN | Beijing Zhong-Neng-XIN Technologe Developing CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via LUO-SI-YUAN |
| └ 211.147.19.0/24 | 256 | XIANG-SHAN-HOTEL | Beijing Xiang-Shan-Hotel | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.147.19.96/28 | 16 | BAIMAI | Beijing BAI-MAI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via XIANG-SHAN-HOTEL |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
512 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 368 | 72% | 3 | |
| Business | 144 | 28% | 2 |
Network & registry
IPv4 market
Holder
- Organization
- China Network Information Center
- Range
- 211.
147. 0. 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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2026
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.147.18.0/23 | AS4808 | /23 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 211.
147. 16. 0/ 20 - 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
- Jun 22, 2001
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP