Data as of Nov 8, 2026
211.153.128.0/19
No anonymizer space · no proxy exits in 30 daysChina Networks Inter-Exchange
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 211.153.128.0/17 since Jun 2020 | AS4847 | Residential |
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. | 221,184 | CNNIC | unknown | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.153.0.0/16 | 65,536 | BITCC | Beijing International Technology Cooperation Center Co.,Ltd | ALLOCATED PORTABLE | — | liyao@ |
| └ 211.153.128.0/24 | 256 | ms129st | The 129st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.129.0/24 | 256 | ms130st | The 130st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms131st | The 131st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms132st | The 132st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms133st | The 133st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms134st | The 134st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms135st | The 135st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms136st | The 136st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms137st | The 137st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms138st | The 138st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms139st | The 139st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms140st | The 140st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms141st | The 141st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms142st | The 142st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms143st | The 143st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms144st | The 14st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms145st | The 145st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms146st | The 146st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms147st | The 147st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms148st | The 148st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms149st | The 149st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms150st | The 150st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.140.0/24 | 256 | MS79st | The 79st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms153st | The 153st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms154st | The 154st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms155st | The 155st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms156st | The 156st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms157st | The 157st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms158st | The 158st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms159st | The 159st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms160st | The 160st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms161st | The 161st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms162st | The 162st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 129 | ms163st | The 163st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211. | 127 | ms164st | The 164st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.149.0/24 | 256 | MS88st | The 88st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.158.0/24 | 256 | MS97st | The 97st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
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
8,192 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 6,160 | 75% | 17 | |
| Business | 2,032 | 25% | 16 |
Network & registry
IPv4 market
Holder
- Organization
- Not stated by the registry
- Range
- 211.
152. 0. 0 - 211. 155. 95. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4847
CN
- Name
- China Networks Inter-Exchange
- Type
- Internet provider
- Registered
- Sep 10, 1996
- Domain
- bta.net.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
- Sep 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 3
- Last change of origin
- Oct 2015
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 211.153.128.0/19 | AS4847 | /19 | APNIC | RPKI valid |
| 211.153.128.0/17 | AS4847 | /17 | APNIC | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4847 | RADB | regist for jiaoyuxinxi | MAINT-AS4847 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 211.
153. 0. 0/ 16 - Netname
- BITCC
- Registrant
- Beijing International Technology Cooperation Center Co.,Ltd
- Registrant country
- CN
- Organization
- Beijing International Technology Cooperation Center Co.,Ltd
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 4, 2025
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 27, 2000
- Status
- assigned
Report abuse
Abuse contact
- liyao@
bitcc. com. cn - Name
- IRT-BITCC-CN
- Handle
- IRT-BITCC-CN