Data as of Nov 13, 2026
210.12.37.0/24
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network · space held by China Unicom IP network
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 |
|---|---|---|---|---|---|---|
| 210.12.0.0/15 | 131,072 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 210.12.37.0/24 | 256 | TAIYUAAN-CN | Ji Tong Communications Co.,Ltd,TAIYUAAN Brench | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.12.37.128/25 | 128 | JTTY-CN | Jitong Communications Co.,Ltd,Tanyuan Branch | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via TAIYUAAN-CN |
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
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 128 | 50% | 1 | |
| Residential | 128 | 50% | 1 |
Network & registry
Announced by
Covering announcement 210.12.32.0/20
- Prefix
- 210.12.32.0/20
- Announced by
- AS4808 China Unicom Beijing Province Network
- Type
- Residential
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- UNICOM-CN
- Registrant
- China Unicom IP network
- RIR
- APNIC
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 210.12.32.0/20
210.12.32.0/20
Routing history
- Pattern
- Stable
- First seen
- Apr 2016
- Current origin since
- Apr 2016 · 11 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.12.32.0/20 | AS4808 | /20 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 210.
12. 0. 0/ 15 - Netname
- UNICOM-CN
- Registrant
- China Unicom IP network
- Registrant country
- CN
- Organization
- China Unicom IP network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Nov 17, 1999
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP