Data as of Nov 4, 2026
115.182.0.0/21
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by Dr.Peng BigData co.LTD
Announcement
this exact prefix
RPKI valid
Announced by
Type
Internet provider
Recent change
New origin Sep 18, 2026
from AS4847 China Networks Inter-Exchange
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 115.182.0.0/20 since Sep 2022 | AS4847 | Residential | Dr.Peng BigData co.LTD | |
| 115.182.0.0/16 since Aug 2016 | AS4847 | Residential | Dr.Peng BigData co.LTD |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 115.182.0.0/22 | AS17964 | Internet provider | Dr.Peng BigData co.LTD | |
| 115.182.4.0/22 | AS17964 | Internet provider | Dr.Peng BigData co.LTD |
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 |
|---|---|---|---|---|---|---|
| 115.182.0.0/16 | 65,536 | DRPBD | Dr.Peng BigData co.LTD | ALLOCATED PORTABLE | — | xiaopeng@ |
| └ 115. | 49,152 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 115.182.0.0/20 | 4,096 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
Network & registry
Registry
Holder
- Organization
- Dr.Peng BigData co.LTD
- Range
- 115.
182. 0. 0/ 16 - 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
- Rotating
- First seen
- Sep 2017
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 3
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 2
- Also announced by
- 4847
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 115.182.0.0/21 | AS4808 | /21 | APNIC | RPKI valid |
| 115.182.0.0/21 | AS4847 | /21 | APNIC | Another network |
| 115.182.0.0/21 | AS17964 | /21 | APNIC | Another network |
| 115.182.0.0/20 | AS4847 | /20 | APNIC | Another network |
| 115.182.0.0/16 | AS4847 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 115.
182. 0. 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
- Sep 4, 2008
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP