Data as of Nov 8, 2026
211.153.160.0/19
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@ |
| └ 211.153.161.0/24 | 256 | MS99st | The 99st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.162.0/24 | 256 | MS100st | The 100st Middle School in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.163.0/24 | 256 | PS1st | The 1st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.164.0/24 | 256 | PS2st | The 2st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.165.0/24 | 256 | PS3st | The 3st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.166.0/24 | 256 | PS4st | The 4st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.167.0/24 | 256 | PS5st | The 5st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.168.0/24 | 256 | PS6st | The 6st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.169.0/24 | 256 | PS7st | The 7st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.170.0/24 | 256 | PS8st | The 8st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.171.0/24 | 256 | PS9st | The 9st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.172.0/24 | 256 | PS10st | The 10st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.173.0/24 | 256 | PS11st | The 11st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.174.0/24 | 256 | PS12st | The 12st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.175.0/24 | 256 | PS13st | The 13st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.176.0/24 | 256 | PS14st | The 14st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.177.0/24 | 256 | PS15st | The 15st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.178.0/24 | 256 | PS16st | The 16st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.179.0/24 | 256 | PS17st | The 17st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.180.0/24 | 256 | PS18st | The 18st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.181.0/24 | 256 | PS19st | The 19st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.182.0/24 | 256 | PS20st | The 20st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.183.0/24 | 256 | PS21st | The 21st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.184.0/24 | 256 | PS22st | The 22st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.185.0/24 | 256 | PS23st | The 23st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.186.0/24 | 256 | PS24st | The 24st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.187.0/24 | 256 | PS25st | The 25st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.188.0/24 | 256 | PS26st | The 26st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.189.0/24 | 256 | PS27st | The 27st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.190.0/24 | 256 | PS28st | The 28st Primary school in beijing | ASSIGNED NON-PORTABLE | — | liyao@ via BITCC |
| └ 211.153.191.0/24 | 256 | PS29st | The 29st Primary 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.
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 |
|---|---|---|---|---|
| 211.153.160.0/19 | 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